20002122011201 has 12 divisors (see below), whose sum is σ = 22358444278800. Its totient is φ = 17875548170040.

The previous prime is 20002122011173. The next prime is 20002122011203. The reversal of 20002122011201 is 10211022120002.

It is not a de Polignac number, because 20002122011201 - 2²² = 20002117816897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002122011203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1400897891 + ... + 1400912168.

It is an arithmetic number, because the mean of its divisors is an integer number (1863203689900).

Almost surely, 2^{20002122011201} is an apocalyptic number.

It is an amenable number.

20002122011201 is a deficient number, since it is larger than the sum of its proper divisors (2356322267599).

20002122011201 is a wasteful number, since it uses less digits than its factorization.

20002122011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801810140 (or 2801810129 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20002122011201 its reverse (10211022120002), we get a palindrome (30213144131203).

It can be divided in two parts, 200021 and 22011201, that added together give a palindrome (22211222).

The spelling of 20002122011201 in words is "twenty trillion, two billion, one hundred twenty-two million, eleven thousand, two hundred one".