11633254212 has 48 divisors (see below), whose sum is σ = 28039217472. Its totient is φ = 3751113600.

The previous prime is 11633254211. The next prime is 11633254219. The reversal of 11633254212 is 21245233611.

It is a super-2 number, since 2×11633254212² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11633254212.

It is not an unprimeable number, because it can be changed into a prime (11633254211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087 + ... + 152537.

It is an arithmetic number, because the mean of its divisors is an integer number (584150364).

Almost surely, 2^11633254212 is an apocalyptic number.

11633254212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11633254212 is an abundant number, since it is smaller than the sum of its proper divisors (16405963260).

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

11633254212 is a wasteful number, since it uses less digits than its factorization.

11633254212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151668 (or 151666 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

Adding to 11633254212 its reverse (21245233611), we get a palindrome (32878487823).

The spelling of 11633254212 in words is "eleven billion, six hundred thirty-three million, two hundred fifty-four thousand, two hundred twelve".