2012311031426 has 16 divisors (see below), whose sum is σ = 3066189940800. Its totient is φ = 990337847568.

The previous prime is 2012311031411. The next prime is 2012311031503. The reversal of 2012311031426 is 6241301132102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012311031395 and 2012311031404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22487606 + ... + 22576913.

It is an arithmetic number, because the mean of its divisors is an integer number (191636871300).

Almost surely, 2^{2012311031426} is an apocalyptic number.

2012311031426 is a deficient number, since it is larger than the sum of its proper divisors (1053878909374).

2012311031426 is a wasteful number, since it uses less digits than its factorization.

2012311031426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45064873.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 2012311031426 its reverse (6241301132102), we get a palindrome (8253612163528).

The spelling of 2012311031426 in words is "two trillion, twelve billion, three hundred eleven million, thirty-one thousand, four hundred twenty-six".