202012220022 has 32 divisors (see below), whose sum is σ = 428502511584. Its totient is φ = 63270912000.

The previous prime is 202012220021. The next prime is 202012220117. The reversal of 202012220022 is 220022210202.

It is a junction number, because it is equal to n+sod(n) for n = 202012219983 and 202012220010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012220021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586379 + ... + 1708982.

It is an arithmetic number, because the mean of its divisors is an integer number (13390703487).

Almost surely, 2^202012220022 is an apocalyptic number.

202012220022 is an abundant number, since it is smaller than the sum of its proper divisors (226490291562).

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

202012220022 is a wasteful number, since it uses less digits than its factorization.

202012220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3295984.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202012220022 its reverse (220022210202), we get a palindrome (422034430224).

The spelling of 202012220022 in words is "two hundred two billion, twelve million, two hundred twenty thousand, twenty-two".