12220020002101 has 16 divisors (see below), whose sum is σ = 12913254400000. Its totient is φ = 11531810430000.

The previous prime is 12220020002027. The next prime is 12220020002123. The reversal of 12220020002101 is 10120002002221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12220020002101 - 2²¹ = 12220017904949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220020002501) 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, 25502476 + ... + 25977226.

It is an arithmetic number, because the mean of its divisors is an integer number (807078400000).

Almost surely, 2^{12220020002101} is an apocalyptic number.

It is an amenable number.

12220020002101 is a deficient number, since it is larger than the sum of its proper divisors (693234397899).

12220020002101 is a wasteful number, since it uses less digits than its factorization.

12220020002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480040.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12220020002101 its reverse (10120002002221), we get a palindrome (22340022004322).

The spelling of 12220020002101 in words is "twelve trillion, two hundred twenty billion, twenty million, two thousand, one hundred one".