212312021011024 has 60 divisors (see below), whose sum is σ = 452696770989792. Its totient is φ = 96388769942080.

The previous prime is 212312021010979. The next prime is 212312021011043. The reversal of 212312021011024 is 420110120213212.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 212312021010986 and 212312021011004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64702012 + ... + 67904155.

Almost surely, 2^{212312021011024} is an apocalyptic number.

It is an amenable number.

212312021011024 is an abundant number, since it is smaller than the sum of its proper divisors (240384749978768).

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

212312021011024 is a wasteful number, since it uses less digits than its factorization.

212312021011024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132607024 (or 132607007 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 212312021011024 its reverse (420110120213212), we get a palindrome (632422141224236).

The spelling of 212312021011024 in words is "two hundred twelve trillion, three hundred twelve billion, twenty-one million, eleven thousand, twenty-four".