22011012102001 has 16 divisors (see below), whose sum is σ = 24345541914624. Its totient is φ = 19768139861184.

The previous prime is 22011012101999. The next prime is 22011012102017. The reversal of 22011012102001 is 10020121011022.

It is not a de Polignac number, because 22011012102001 - 2¹ = 22011012101999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011012102061) 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, 15984816 + ... + 17307118.

It is an arithmetic number, because the mean of its divisors is an integer number (1521596369664).

Almost surely, 2^{22011012102001} is an apocalyptic number.

It is an amenable number.

22011012102001 is a deficient number, since it is larger than the sum of its proper divisors (2334529812623).

22011012102001 is a wasteful number, since it uses less digits than its factorization.

22011012102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356960.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22011012102001 its reverse (10020121011022), we get a palindrome (32031133113023).

The spelling of 22011012102001 in words is "twenty-two trillion, eleven billion, twelve million, one hundred two thousand, one".