20110022222001 has 16 divisors (see below), whose sum is σ = 27280099348800. Its totient is φ = 13174291772928.

The previous prime is 20110022221997. The next prime is 20110022222021. The reversal of 20110022222001 is 10022222001102.

It is not a de Polignac number, because 20110022222001 - 2² = 20110022221997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20110022222021) 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, 122228136 + ... + 122392553.

It is an arithmetic number, because the mean of its divisors is an integer number (1705006209300).

Almost surely, 2^{20110022222001} is an apocalyptic number.

It is an amenable number.

20110022222001 is a deficient number, since it is larger than the sum of its proper divisors (7170077126799).

20110022222001 is a wasteful number, since it uses less digits than its factorization.

20110022222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244621168.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20110022222001 its reverse (10022222001102), we get a palindrome (30132244223103).

The spelling of 20110022222001 in words is "twenty trillion, one hundred ten billion, twenty-two million, two hundred twenty-two thousand, one".