20112202100202 has 16 divisors (see below), whose sum is σ = 41973291339840. Its totient is φ = 6412586176832.

The previous prime is 20112202100183. The next prime is 20112202100261. The reversal of 20112202100202 is 20200120221102.

It is a super-3 number, since 3×20112202100202³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72870297327 + ... + 72870297602.

It is an arithmetic number, because the mean of its divisors is an integer number (2623330708740).

Almost surely, 2^{20112202100202} is an apocalyptic number.

20112202100202 is an abundant number, since it is smaller than the sum of its proper divisors (21861089239638).

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

20112202100202 is a wasteful number, since it uses less digits than its factorization.

20112202100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145740594957.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20112202100202 its reverse (20200120221102), we get a palindrome (40312322321304).

The spelling of 20112202100202 in words is "twenty trillion, one hundred twelve billion, two hundred two million, one hundred thousand, two hundred two".