20212200234402 has 32 divisors (see below), whose sum is σ = 45174939776064. Its totient is φ = 5975521132800.

The previous prime is 20212200234379. The next prime is 20212200234419. The reversal of 20212200234402 is 20443200221202.

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, 3734698003 + ... + 3734703414.

It is an arithmetic number, because the mean of its divisors is an integer number (1411716868002).

Almost surely, 2^{20212200234402} is an apocalyptic number.

20212200234402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20212200234402 is an abundant number, since it is smaller than the sum of its proper divisors (24962739541662).

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

20212200234402 is a wasteful number, since it uses less digits than its factorization.

20212200234402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7469401474.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 20212200234402 its reverse (20443200221202), we get a palindrome (40655400455604).

The spelling of 20212200234402 in words is "twenty trillion, two hundred twelve billion, two hundred million, two hundred thirty-four thousand, four hundred two".