20202102202112 has 36 divisors (see below), whose sum is σ = 40325578048896. Its totient is φ = 10100978933760.

The previous prime is 20202102202097. The next prime is 20202102202127. The reversal of 20202102202112 is 21120220120202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20202102202097) and next prime (20202102202127).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65981537 + ... + 66287007.

Almost surely, 2^{20202102202112} is an apocalyptic number.

It is an amenable number.

20202102202112 is a deficient number, since it is larger than the sum of its proper divisors (20123475846784).

20202102202112 is an equidigital number, since it uses as much as digits as its factorization.

20202102202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563824 (or 563810 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20202102202112 its reverse (21120220120202), we get a palindrome (41322322322314).

The spelling of 20202102202112 in words is "twenty trillion, two hundred two billion, one hundred two million, two hundred two thousand, one hundred twelve".