10402044111212 has 24 divisors (see below), whose sum is σ = 20456193772896. Its totient is φ = 4592206764288.

The previous prime is 10402044111191. The next prime is 10402044111301. The reversal of 10402044111212 is 21211144020401.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4348679453 + ... + 4348681844.

It is an arithmetic number, because the mean of its divisors is an integer number (852341407204).

Almost surely, 2^{10402044111212} is an apocalyptic number.

It is an amenable number.

10402044111212 is a deficient number, since it is larger than the sum of its proper divisors (10054149661684).

10402044111212 is a wasteful number, since it uses less digits than its factorization.

10402044111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8697361337 (or 8697361335 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 10402044111212 its reverse (21211144020401), we get a palindrome (31613188131613).

The spelling of 10402044111212 in words is "ten trillion, four hundred two billion, forty-four million, one hundred eleven thousand, two hundred twelve".