213112122332 has 18 divisors (see below), whose sum is σ = 396174700152. Its totient is φ = 100288057024.

The previous prime is 213112122299. The next prime is 213112122341. The reversal of 213112122332 is 233221211312.

It is a junction number, because it is equal to n+sod(n) for n = 213112122298 and 213112122307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92175368 + ... + 92177679.

It is an arithmetic number, because the mean of its divisors is an integer number (22009705564).

Almost surely, 2^213112122332 is an apocalyptic number.

It is an amenable number.

213112122332 is a deficient number, since it is larger than the sum of its proper divisors (183062577820).

213112122332 is a wasteful number, since it uses less digits than its factorization.

213112122332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184353085 (or 184353066 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 213112122332 its reverse (233221211312), we get a palindrome (446333333644).

The spelling of 213112122332 in words is "two hundred thirteen billion, one hundred twelve million, one hundred twenty-two thousand, three hundred thirty-two".