20110022111201 has 24 divisors (see below), whose sum is σ = 23156809997184. Its totient is φ = 17317249316640.

The previous prime is 20110022111129. The next prime is 20110022111209. The reversal of 20110022111201 is 10211122001102.

It is not a de Polignac number, because 20110022111201 - 2²² = 20110017916897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20110022111209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28774040 + ... + 29464646.

It is an arithmetic number, because the mean of its divisors is an integer number (964867083216).

Almost surely, 2^{20110022111201} is an apocalyptic number.

It is an amenable number.

20110022111201 is a deficient number, since it is larger than the sum of its proper divisors (3046787885983).

20110022111201 is a wasteful number, since it uses less digits than its factorization.

20110022111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697989 (or 697970 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20110022111201 its reverse (10211122001102), we get a palindrome (30321144112303).

The spelling of 20110022111201 in words is "twenty trillion, one hundred ten billion, twenty-two million, one hundred eleven thousand, two hundred one".