20000122210101 has 16 divisors (see below), whose sum is σ = 29639975284800. Its totient is φ = 11892582673920.

The previous prime is 20000122210097. The next prime is 20000122210151. The reversal of 20000122210101 is 10101222100002.

It is not a de Polignac number, because 20000122210101 - 2² = 20000122210097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000122210151) 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, 5717586076 + ... + 5717589573.

It is an arithmetic number, because the mean of its divisors is an integer number (1852498455300).

Almost surely, 2^{20000122210101} is an apocalyptic number.

It is an amenable number.

20000122210101 is a deficient number, since it is larger than the sum of its proper divisors (9639853074699).

20000122210101 is a wasteful number, since it uses less digits than its factorization.

20000122210101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11435175716.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20000122210101 its reverse (10101222100002), we get a palindrome (30101344310103).

The spelling of 20000122210101 in words is "twenty trillion, one hundred twenty-two million, two hundred ten thousand, one hundred one".