212220010122 has 8 divisors (see below), whose sum is σ = 424440020256. Its totient is φ = 70740003372.

The previous prime is 212220010111. The next prime is 212220010133. The reversal of 212220010122 is 221010022212.

It is an interprime number because it is at equal distance from previous prime (212220010111) and next prime (212220010133).

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

212220010122 is an admirable number.

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, 17685000838 + ... + 17685000849.

It is an arithmetic number, because the mean of its divisors is an integer number (53055002532).

Almost surely, 2^212220010122 is an apocalyptic number.

212220010122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212220010122 is a wasteful number, since it uses less digits than its factorization.

212220010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35370001692.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212220010122 its reverse (221010022212), we get a palindrome (433230032334).

The spelling of 212220010122 in words is "two hundred twelve billion, two hundred twenty million, ten thousand, one hundred twenty-two".