22111021010002 has 48 divisors (see below), whose sum is σ = 35660103982272. Its totient is φ = 10278856390400.

The previous prime is 22111021009943. The next prime is 22111021010093. The reversal of 22111021010002 is 20001012011122.

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, 900603627 + ... + 900628177.

It is an arithmetic number, because the mean of its divisors is an integer number (742918832964).

Almost surely, 2^{22111021010002} is an apocalyptic number.

22111021010002 is a deficient number, since it is larger than the sum of its proper divisors (13549082972270).

22111021010002 is a wasteful number, since it uses less digits than its factorization.

22111021010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43443 (or 43426 counting only the distinct ones).

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

Adding to 22111021010002 its reverse (20001012011122), we get a palindrome (42112033021124).

The spelling of 22111021010002 in words is "twenty-two trillion, one hundred eleven billion, twenty-one million, ten thousand, two".