20220102002101 has 4 divisors (see below), whose sum is σ = 20225352616704. Its totient is φ = 20214851387500.

The previous prime is 20220102002099. The next prime is 20220102002141. The reversal of 20220102002101 is 10120020102202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20220102002101 - 2¹ = 20220102002099 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 (20220102002141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2625301525 + ... + 2625309226.

It is an arithmetic number, because the mean of its divisors is an integer number (5056338154176).

Almost surely, 2^{20220102002101} is an apocalyptic number.

It is an amenable number.

20220102002101 is a deficient number, since it is larger than the sum of its proper divisors (5250614603).

20220102002101 is an equidigital number, since it uses as much as digits as its factorization.

20220102002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5250614602.

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

Adding to 20220102002101 its reverse (10120020102202), we get a palindrome (30340122104303).

The spelling of 20220102002101 in words is "twenty trillion, two hundred twenty billion, one hundred two million, two thousand, one hundred one".