20222011010021 has 16 divisors (see below), whose sum is σ = 21720250569600. Its totient is φ = 18759860190720.

The previous prime is 20222011009933. The next prime is 20222011010059. The reversal of 20222011010021 is 12001011022202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20222011010021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20222011009978 and 20222011010005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222011015021) 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, 27570440 + ... + 28294401.

It is an arithmetic number, because the mean of its divisors is an integer number (1357515660600).

Almost surely, 2^{20222011010021} is an apocalyptic number.

It is an amenable number.

20222011010021 is a deficient number, since it is larger than the sum of its proper divisors (1498239559579).

20222011010021 is a wasteful number, since it uses less digits than its factorization.

20222011010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55865164.

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

Adding to 20222011010021 its reverse (12001011022202), we get a palindrome (32223022032223).

The spelling of 20222011010021 in words is "twenty trillion, two hundred twenty-two billion, eleven million, ten thousand, twenty-one".