212042313122 has 8 divisors (see below), whose sum is σ = 318486991872. Its totient is φ = 105879982500.

The previous prime is 212042313101. The next prime is 212042313157. The reversal of 212042313122 is 221313240212.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 70585154 + ... + 70588157.

It is an arithmetic number, because the mean of its divisors is an integer number (39810873984).

Almost surely, 2^212042313122 is an apocalyptic number.

212042313122 is a deficient number, since it is larger than the sum of its proper divisors (106444678750).

212042313122 is a wasteful number, since it uses less digits than its factorization.

212042313122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141174064.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 212042313122 its reverse (221313240212), we get a palindrome (433355553334).

The spelling of 212042313122 in words is "two hundred twelve billion, forty-two million, three hundred thirteen thousand, one hundred twenty-two".