22000100020002 has 48 divisors (see below), whose sum is σ = 52056574734528. Its totient is φ = 6673919827680.

The previous prime is 22000100019917. The next prime is 22000100020027. The reversal of 22000100020002 is 20002000100022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 662078608 + ... + 662111835.

It is an arithmetic number, because the mean of its divisors is an integer number (1084511973636).

Almost surely, 2^{22000100020002} is an apocalyptic number.

22000100020002 is an abundant number, since it is smaller than the sum of its proper divisors (30056474714526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000100020002 is a wasteful number, since it uses less digits than its factorization.

22000100020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324190535 (or 1324190532 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 22000100020002 its reverse (20002000100022), we get a palindrome (42002100120024).

The spelling of 22000100020002 in words is "twenty-two trillion, one hundred million, twenty thousand, two".