212022321122 has 8 divisors (see below), whose sum is σ = 325429609296. Its totient is φ = 103545784692.

The previous prime is 212022321107. The next prime is 212022321143. The reversal of 212022321122 is 221123220212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212022321094 and 212022321103.

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, 1232687828 + ... + 1232687999.

It is an arithmetic number, because the mean of its divisors is an integer number (40678701162).

Almost surely, 2^212022321122 is an apocalyptic number.

212022321122 is a deficient number, since it is larger than the sum of its proper divisors (113407288174).

212022321122 is a wasteful number, since it uses less digits than its factorization.

212022321122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465375872.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212022321122 its reverse (221123220212), we get a palindrome (433145541334).

The spelling of 212022321122 in words is "two hundred twelve billion, twenty-two million, three hundred twenty-one thousand, one hundred twenty-two".