2206231512356 has 12 divisors (see below), whose sum is σ = 3860948911260. Its totient is φ = 1103103252000.

The previous prime is 2206231512349. The next prime is 2206231512391. The reversal of 2206231512356 is 6532151326022.

It can be written as a sum of positive squares in 2 ways, for example, as 1562835017956 + 643396494400 = 1250134^2 + 802120^2 .

It is a super-2 number, since 2×2206231512356² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723291 + ... + 3439298.

It is an arithmetic number, because the mean of its divisors is an integer number (321745742605).

Almost surely, 2^{2206231512356} is an apocalyptic number.

It is an amenable number.

2206231512356 is a deficient number, since it is larger than the sum of its proper divisors (1654717398904).

2206231512356 is a wasteful number, since it uses less digits than its factorization.

2206231512356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6252094 (or 6252092 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 2206231512356 its reverse (6532151326022), we get a palindrome (8738382838378).

The spelling of 2206231512356 in words is "two trillion, two hundred six billion, two hundred thirty-one million, five hundred twelve thousand, three hundred fifty-six".