20302132220022 has 32 divisors (see below), whose sum is σ = 45255526934400. Its totient is φ = 6034070256768.

The previous prime is 20302132220021. The next prime is 20302132220131. The reversal of 20302132220022 is 22002223120302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20302132220021) 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, 5237906272 + ... + 5237910147.

It is an arithmetic number, because the mean of its divisors is an integer number (1414235216700).

Almost surely, 2^{20302132220022} is an apocalyptic number.

20302132220022 is an abundant number, since it is smaller than the sum of its proper divisors (24953394714378).

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

20302132220022 is a wasteful number, since it uses less digits than its factorization.

20302132220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10475816460.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20302132220022 its reverse (22002223120302), we get a palindrome (42304355340324).

The spelling of 20302132220022 in words is "twenty trillion, three hundred two billion, one hundred thirty-two million, two hundred twenty thousand, twenty-two".