11051265205212 has 24 divisors (see below), whose sum is σ = 27303125801616. Its totient is φ = 3467063593728.

The previous prime is 11051265205207. The next prime is 11051265205301. The reversal of 11051265205212 is 21250256215011.

It is a congruent number.

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, 27086434123 + ... + 27086434530.

It is an arithmetic number, because the mean of its divisors is an integer number (1137630241734).

Almost surely, 2^{11051265205212} is an apocalyptic number.

11051265205212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11051265205212 is an abundant number, since it is smaller than the sum of its proper divisors (16251860596404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11051265205212 is a wasteful number, since it uses less digits than its factorization.

11051265205212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54172868677 (or 54172868675 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

The spelling of 11051265205212 in words is "eleven trillion, fifty-one billion, two hundred sixty-five million, two hundred five thousand, two hundred twelve".