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2013310221331 = 15773211751623
BaseRepresentation
bin11101010011000010101…
…000111111110000010011
321010110201001101011002111
4131103002220333300103
5230441224404040311
64140522453130151
7265312463343043
oct35230250776023
97113631334074
102013310221331
11706927151102
12286239629957
13117b14ca2396
146d6324cd723
15375867abd21
hex1d4c2a3fc13

2013310221331 has 8 divisors (see below), whose sum is σ = 2026411766624. Its totient is φ = 2000212194240.

The previous prime is 2013310221259. The next prime is 2013310221347. The reversal of 2013310221331 is 1331220133102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2013310221331 - 27 = 2013310221203 is a prime.

It is a super-2 number, since 2×20133102213312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013310221371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273586 + ... + 2025208.

It is an arithmetic number, because the mean of its divisors is an integer number (253301470828).

Almost surely, 22013310221331 is an apocalyptic number.

2013310221331 is a deficient number, since it is larger than the sum of its proper divisors (13101545293).

2013310221331 is a wasteful number, since it uses less digits than its factorization.

2013310221331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759101.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2013310221331 its reverse (1331220133102), we get a palindrome (3344530354433).

The spelling of 2013310221331 in words is "two trillion, thirteen billion, three hundred ten million, two hundred twenty-one thousand, three hundred thirty-one".

Divisors: 1 157 7321 1149397 1751623 275004811 12823631983 2013310221331