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2013002211231 = 35112312208467
BaseRepresentation
bin11101010010110000010…
…010000001111110011111
321010102220120210121200000
4131102300102001332133
5230440112031224411
64140432131305343
7265302033322314
oct35226022017637
97112816717600
102013002211231
117067892a6600
1228617244b253
13117a9622b69b
146d603632d0b
1537569719956
hex1d4b0481f9f

2013002211231 has 72 divisors (see below), whose sum is σ = 3421323290112. Its totient is φ = 1180645923600.

The previous prime is 2013002211229. The next prime is 2013002211247. The reversal of 2013002211231 is 1321122003102.

2013002211231 is a `hidden beast` number, since 20 + 1 + 300 + 221 + 123 + 1 = 666.

It is not a de Polignac number, because 2013002211231 - 21 = 2013002211229 is a prime.

It is a super-2 number, since 2×20130022112312 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013002211131) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 192741 + ... + 2015726.

Almost surely, 22013002211231 is an apocalyptic number.

2013002211231 is a deficient number, since it is larger than the sum of its proper divisors (1408321078881).

2013002211231 is a wasteful number, since it uses less digits than its factorization.

2013002211231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208535 (or 2208512 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2013002211231 its reverse (1321122003102), we get a palindrome (3334124214333).

The spelling of 2013002211231 in words is "two trillion, thirteen billion, two million, two hundred eleven thousand, two hundred thirty-one".

Divisors: 1 3 9 11 27 31 33 81 93 99 121 243 279 297 341 363 837 891 1023 1089 2511 2673 3069 3267 3751 7533 9207 9801 11253 27621 29403 33759 82863 101277 303831 911493 2208467 6625401 19876203 24293137 59628609 68462477 72879411 178885827 205387431 218638233 267224507 536657481 616162293 655914699 753087247 801673521 1848486879 1967744097 2259261741 2405020563 5545460637 5903232291 6777785223 7215061689 8283959717 16636381911 20333355669 21645185067 24851879151 61000067007 64935555201 74555637453 183000201021 223666912359 671000737077 2013002211231