22000202021001 has 16 divisors (see below), whose sum is σ = 29791270731200. Its totient is φ = 14439681442368.

The previous prime is 22000202020987. The next prime is 22000202021009. The reversal of 22000202021001 is 10012020200022.

It is not a de Polignac number, because 22000202021001 - 2¹⁰ = 22000202019977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000202021009) 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, 214212691 + ... + 214315368.

It is an arithmetic number, because the mean of its divisors is an integer number (1861954420700).

Almost surely, 2^{22000202021001} is an apocalyptic number.

It is an amenable number.

22000202021001 is a deficient number, since it is larger than the sum of its proper divisors (7791068710199).

22000202021001 is a wasteful number, since it uses less digits than its factorization.

22000202021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428528328.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22000202021001 its reverse (10012020200022), we get a palindrome (32012222221023).

The spelling of 22000202021001 in words is "twenty-two trillion, two hundred two million, twenty-one thousand, one".