22021020101002 has 32 divisors (see below), whose sum is σ = 36105810616512. Its totient is φ = 10011170277504.

The previous prime is 22021020100997. The next prime is 22021020101023. The reversal of 22021020101002 is 20010102012022.

It is a happy number.

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

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, 25572318 + ... + 26419414.

It is an arithmetic number, because the mean of its divisors is an integer number (1128306581766).

Almost surely, 2^{22021020101002} is an apocalyptic number.

22021020101002 is a deficient number, since it is larger than the sum of its proper divisors (14084790515510).

22021020101002 is a wasteful number, since it uses less digits than its factorization.

22021020101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862102.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22021020101002 its reverse (20010102012022), we get a palindrome (42031122113024).

The spelling of 22021020101002 in words is "twenty-two trillion, twenty-one billion, twenty million, one hundred one thousand, two".