212234111423020 has 12 divisors (see below), whose sum is σ = 445691633988384. Its totient is φ = 84893644569200.

The previous prime is 212234111422979. The next prime is 212234111423057. The reversal of 212234111423020 is 20324111432212.

It is a self number, because there is not a number n which added to its sum of digits gives 212234111423020.

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, 5305852785556 + ... + 5305852785595.

It is an arithmetic number, because the mean of its divisors is an integer number (37140969499032).

Almost surely, 2^{212234111423020} is an apocalyptic number.

212234111423020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212234111423020 is an abundant number, since it is smaller than the sum of its proper divisors (233457522565364).

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

212234111423020 is a wasteful number, since it uses less digits than its factorization.

212234111423020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10611705571160 (or 10611705571158 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 212234111423020 its reverse (20324111432212), we get a palindrome (232558222855232).

The spelling of 212234111423020 in words is "two hundred twelve trillion, two hundred thirty-four billion, one hundred eleven million, four hundred twenty-three thousand, twenty".