20213100111022 has 32 divisors (see below), whose sum is σ = 37928238312384. Its totient is φ = 7865302867200.

The previous prime is 20213100110999. The next prime is 20213100111059. The reversal of 20213100111022 is 22011100131202.

It is a junction number, because it is equal to n+sod(n) for n = 20213100110987 and 20213100111005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 910324879 + ... + 910347082.

It is an arithmetic number, because the mean of its divisors is an integer number (1185257447262).

Almost surely, 2^{20213100111022} is an apocalyptic number.

20213100111022 is a deficient number, since it is larger than the sum of its proper divisors (17715138201362).

20213100111022 is a wasteful number, since it uses less digits than its factorization.

20213100111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1820672044.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20213100111022 its reverse (22011100131202), we get a palindrome (42224200242224).

The spelling of 20213100111022 in words is "twenty trillion, two hundred thirteen billion, one hundred million, one hundred eleven thousand, twenty-two".