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2012200200231 = 31393435522303
BaseRepresentation
bin11101010010000000011…
…110100110100000100111
321010100211200200020101220
4131102000132212200213
5230431441222401411
64140220401351423
7265243124331654
oct35220036464047
97110750606356
102012200200231
117064076118a1
12285b89938573
13117999023370
146d568d02c2b
153751e0e6b06
hex1d4807a6827

2012200200231 has 16 divisors (see below), whose sum is σ = 2889622880256. Its totient is φ = 1238144286816.

The previous prime is 2012200200223. The next prime is 2012200200233. The reversal of 2012200200231 is 1320020022102.

It is a happy number.

It is not a de Polignac number, because 2012200200231 - 23 = 2012200200223 is a prime.

It is a super-2 number, since 2×20122002002312 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2012200200231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012200200233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2396775 + ... + 3125528.

It is an arithmetic number, because the mean of its divisors is an integer number (180601430016).

Almost surely, 22012200200231 is an apocalyptic number.

2012200200231 is a deficient number, since it is larger than the sum of its proper divisors (877422680025).

2012200200231 is a wasteful number, since it uses less digits than its factorization.

2012200200231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5531662.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2012200200231 its reverse (1320020022102), we get a palindrome (3332220222333).

The spelling of 2012200200231 in words is "two trillion, twelve billion, two hundred million, two hundred thousand, two hundred thirty-one".

Divisors: 1 3 13 39 9343 28029 121459 364377 5522303 16566909 71789939 215369817 51594876929 154784630787 670733400077 2012200200231