101201012211021 has 8 divisors (see below), whose sum is σ = 134966409906720. Its totient is φ = 67451477994672.

The previous prime is 101201012211017. The next prime is 101201012211029. The reversal of 101201012211021 is 120112210102101.

It is a happy number.

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

It is not a de Polignac number, because 101201012211021 - 2² = 101201012211017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101201012211029) 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, 3965854951 + ... + 3965880468.

It is an arithmetic number, because the mean of its divisors is an integer number (16870801238340).

Almost surely, 2^{101201012211021} is an apocalyptic number.

It is an amenable number.

101201012211021 is a deficient number, since it is larger than the sum of its proper divisors (33765397695699).

101201012211021 is an equidigital number, since it uses as much as digits as its factorization.

101201012211021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7931739675.

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

Adding to 101201012211021 its reverse (120112210102101), we get a palindrome (221313222313122).

The spelling of 101201012211021 in words is "one hundred one trillion, two hundred one billion, twelve million, two hundred eleven thousand, twenty-one".