212220230200124 has 6 divisors (see below), whose sum is σ = 371385402850224. Its totient is φ = 106110115100060.

The previous prime is 212220230200021. The next prime is 212220230200129. The reversal of 212220230200124 is 421002032022212.

It is a super-2 number, since 2×212220230200124² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212220230200124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212220230200129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26527528775012 + ... + 26527528775019.

It is an arithmetic number, because the mean of its divisors is an integer number (61897567141704).

Almost surely, 2^{212220230200124} is an apocalyptic number.

It is an amenable number.

212220230200124 is a deficient number, since it is larger than the sum of its proper divisors (159165172650100).

212220230200124 is a wasteful number, since it uses less digits than its factorization.

212220230200124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53055057550035 (or 53055057550033 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 212220230200124 its reverse (421002032022212), we get a palindrome (633222262222336).

The spelling of 212220230200124 in words is "two hundred twelve trillion, two hundred twenty billion, two hundred thirty million, two hundred thousand, one hundred twenty-four".