101020220010121 has 8 divisors (see below), whose sum is σ = 102596841529760. Its totient is φ = 99445623697728.

The previous prime is 101020220010109. The next prime is 101020220010181. The reversal of 101020220010121 is 121010022020101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101020220010121 - 2¹¹ = 101020220008073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101020220010181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506201271 + ... + 506400796.

It is an arithmetic number, because the mean of its divisors is an integer number (12824605191220).

Almost surely, 2^{101020220010121} is an apocalyptic number.

It is an amenable number.

101020220010121 is a deficient number, since it is larger than the sum of its proper divisors (1576621519639).

101020220010121 is a wasteful number, since it uses less digits than its factorization.

101020220010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012603623.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101020220010121 its reverse (121010022020101), we get a palindrome (222030242030222).

The spelling of 101020220010121 in words is "one hundred one trillion, twenty billion, two hundred twenty million, ten thousand, one hundred twenty-one".