20331140402022 has 32 divisors (see below), whose sum is σ = 41526280873440. Its totient is φ = 6634554643200.

The previous prime is 20331140401991. The next prime is 20331140402077. The reversal of 20331140402022 is 22020404113302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20331140401983 and 20331140402001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188427733 + ... + 188535600.

It is an arithmetic number, because the mean of its divisors is an integer number (1297696277295).

Almost surely, 2^{20331140402022} is an apocalyptic number.

20331140402022 is an abundant number, since it is smaller than the sum of its proper divisors (21195140471418).

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

20331140402022 is a wasteful number, since it uses less digits than its factorization.

20331140402022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376963528.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20331140402022 its reverse (22020404113302), we get a palindrome (42351544515324).

The spelling of 20331140402022 in words is "twenty trillion, three hundred thirty-one billion, one hundred forty million, four hundred two thousand, twenty-two".