212110025205404 has 24 divisors (see below), whose sum is σ = 372953556880128. Its totient is φ = 105551870966640.

The previous prime is 212110025205391. The next prime is 212110025205427. The reversal of 212110025205404 is 404502520011212.

212110025205404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 221919659 + ... + 222873405.

It is an arithmetic number, because the mean of its divisors is an integer number (15539731536672).

Almost surely, 2^{212110025205404} is an apocalyptic number.

It is an amenable number.

212110025205404 is a deficient number, since it is larger than the sum of its proper divisors (160843531674724).

212110025205404 is a wasteful number, since it uses less digits than its factorization.

212110025205404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217465 (or 1217463 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 212110025205404 its reverse (404502520011212), we get a palindrome (616612545216616).

The spelling of 212110025205404 in words is "two hundred twelve trillion, one hundred ten billion, twenty-five million, two hundred five thousand, four hundred four".