20001110022201 has 32 divisors (see below), whose sum is σ = 34059539920896. Its totient is φ = 10136767824000.

The previous prime is 20001110022181. The next prime is 20001110022233. The reversal of 20001110022201 is 10222001110002.

It is not a de Polignac number, because 20001110022201 - 2¹⁴ = 20001110005817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20001110022241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1055903845 + ... + 1055922786.

It is an arithmetic number, because the mean of its divisors is an integer number (1064360622528).

Almost surely, 2^{20001110022201} is an apocalyptic number.

20001110022201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20001110022201 is a deficient number, since it is larger than the sum of its proper divisors (14058429898695).

20001110022201 is a wasteful number, since it uses less digits than its factorization.

20001110022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111826693.

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

Adding to 20001110022201 its reverse (10222001110002), we get a palindrome (30223111132203).

The spelling of 20001110022201 in words is "twenty trillion, one billion, one hundred ten million, twenty-two thousand, two hundred one".