22111201020010 has 32 divisors (see below), whose sum is σ = 42287165732880. Its totient is φ = 8324216836096.

The previous prime is 22111201019981. The next prime is 22111201020037. The reversal of 22111201020010 is 1002010211122.

It can be written as a sum of positive squares in 8 ways, for example, as 3611714003401 + 18499487016609 = 1900451^2 + 4301103^2 .

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, 224978359 + ... + 225076618.

Almost surely, 2^{22111201020010} is an apocalyptic number.

22111201020010 is a deficient number, since it is larger than the sum of its proper divisors (20175964712870).

22111201020010 is an equidigital number, since it uses as much as digits as its factorization.

22111201020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450055035 (or 450055001 counting only the distinct ones).

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

Adding to 22111201020010 its reverse (1002010211122), we get a palindrome (23113211231132).

The spelling of 22111201020010 in words is "twenty-two trillion, one hundred eleven billion, two hundred one million, twenty thousand, ten".