212120072024 has 64 divisors (see below), whose sum is σ = 457526361600. Its totient is φ = 90312562944.

The previous prime is 212120071997. The next prime is 212120072041. The reversal of 212120072024 is 420270021212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19474772 + ... + 19485660.

It is an arithmetic number, because the mean of its divisors is an integer number (7148849400).

Almost surely, 2^212120072024 is an apocalyptic number.

It is an amenable number.

212120072024 is an abundant number, since it is smaller than the sum of its proper divisors (245406289576).

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

212120072024 is a wasteful number, since it uses less digits than its factorization.

212120072024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13152 (or 13148 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

Adding to 212120072024 its reverse (420270021212), we get a palindrome (632390093236).

The spelling of 212120072024 in words is "two hundred twelve billion, one hundred twenty million, seventy-two thousand, twenty-four".