101220200122101 has 16 divisors (see below), whose sum is σ = 137548052347200. Its totient is φ = 66191246045568.

The previous prime is 101220200122033. The next prime is 101220200122123. The reversal of 101220200122101 is 101221002022101.

It is not a de Polignac number, because 101220200122101 - 2¹³ = 101220200113909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220200124101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625592566 + ... + 625754343.

It is an arithmetic number, because the mean of its divisors is an integer number (8596753271700).

Almost surely, 2^{101220200122101} is an apocalyptic number.

It is an amenable number.

101220200122101 is a deficient number, since it is larger than the sum of its proper divisors (36327852225099).

101220200122101 is a wasteful number, since it uses less digits than its factorization.

101220200122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251347428.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101220200122101 its reverse (101221002022101), we get a palindrome (202441202144202).

The spelling of 101220200122101 in words is "one hundred one trillion, two hundred twenty billion, two hundred million, one hundred twenty-two thousand, one hundred one".