212530561124 has 12 divisors (see below), whose sum is σ = 425061122304. Its totient is φ = 91084526184.

The previous prime is 212530561097. The next prime is 212530561153. The reversal of 212530561124 is 421165035212.

212530561124 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3795188564 + ... + 3795188619.

It is an arithmetic number, because the mean of its divisors is an integer number (35421760192).

Almost surely, 2^212530561124 is an apocalyptic number.

It is an amenable number.

212530561124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212530561124 is a wasteful number, since it uses less digits than its factorization.

212530561124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7590377194 (or 7590377192 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 212530561124 its reverse (421165035212), we get a palindrome (633695596336).

The spelling of 212530561124 in words is "two hundred twelve billion, five hundred thirty million, five hundred sixty-one thousand, one hundred twenty-four".