11265252511212 has 144 divisors (see below), whose sum is σ = 34288723123200. Its totient is φ = 3048812072064.

The previous prime is 11265252511199. The next prime is 11265252511229. The reversal of 11265252511212 is 21211525256211.

11265252511212 is a `hidden beast` number, since 1 + 1 + 2 + 6 + 5 + 2 + 525 + 1 + 121 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8838087 + ... + 10032062.

It is an arithmetic number, because the mean of its divisors is an integer number (238116132800).

Almost surely, 2^{11265252511212} is an apocalyptic number.

11265252511212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11265252511212 is an abundant number, since it is smaller than the sum of its proper divisors (23023470611988).

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

11265252511212 is a wasteful number, since it uses less digits than its factorization.

11265252511212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18870292 (or 18870287 counting only the distinct ones).

The product of its digits is 24000, while the sum is 36.

Adding to 11265252511212 its reverse (21211525256211), we get a palindrome (32476777767423).

The spelling of 11265252511212 in words is "eleven trillion, two hundred sixty-five billion, two hundred fifty-two million, five hundred eleven thousand, two hundred twelve".