212523005254 has 16 divisors (see below), whose sum is σ = 364658503968. Its totient is φ = 90997949952.

The previous prime is 212523005197. The next prime is 212523005269. The reversal of 212523005254 is 452500325212.

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, 6928987 + ... + 6959590.

It is an arithmetic number, because the mean of its divisors is an integer number (22791156498).

Almost surely, 2^212523005254 is an apocalyptic number.

212523005254 is a deficient number, since it is larger than the sum of its proper divisors (152135498714).

212523005254 is a wasteful number, since it uses less digits than its factorization.

212523005254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13889679.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 212523005254 in words is "two hundred twelve billion, five hundred twenty-three million, five thousand, two hundred fifty-four".