101121211100202 has 128 divisors (see below), whose sum is σ = 217572708925440. Its totient is φ = 31217371960320.

The previous prime is 101121211100183. The next prime is 101121211100233. The reversal of 101121211100202 is 202001112121101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19155369799 + ... + 19155375077.

It is an arithmetic number, because the mean of its divisors is an integer number (1699786788480).

Almost surely, 2^{101121211100202} is an apocalyptic number.

101121211100202 is an abundant number, since it is smaller than the sum of its proper divisors (116451497825238).

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

101121211100202 is a wasteful number, since it uses less digits than its factorization.

101121211100202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9956.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101121211100202 its reverse (202001112121101), we get a palindrome (303122323221303).

The spelling of 101121211100202 in words is "one hundred one trillion, one hundred twenty-one billion, two hundred eleven million, one hundred thousand, two hundred two".