101100221212021 has 32 divisors (see below), whose sum is σ = 106094034858240. Its totient is φ = 96157586764800.

The previous prime is 101100221212007. The next prime is 101100221212033. The reversal of 101100221212021 is 120212122001101.

It is a cyclic number.

It is not a de Polignac number, because 101100221212021 - 2⁵ = 101100221211989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101100221211986 and 101100221212004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101100221212621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12620170906 + ... + 12620178916.

It is an arithmetic number, because the mean of its divisors is an integer number (3315438589320).

Almost surely, 2^{101100221212021} is an apocalyptic number.

It is an amenable number.

101100221212021 is a deficient number, since it is larger than the sum of its proper divisors (4993813646219).

101100221212021 is a wasteful number, since it uses less digits than its factorization.

101100221212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11437.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101100221212021 its reverse (120212122001101), we get a palindrome (221312343213122).

The spelling of 101100221212021 in words is "one hundred one trillion, one hundred billion, two hundred twenty-one million, two hundred twelve thousand, twenty-one".