22100021012211 has 8 divisors (see below), whose sum is σ = 29531173228944. Its totient is φ = 14701108068480.

The previous prime is 22100021012203. The next prime is 22100021012227. The reversal of 22100021012211 is 11221012000122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22100021012211 - 2³ = 22100021012203 is a prime.

It is a super-2 number, since 2×22100021012211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22100021012611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8059816650 + ... + 8059819391.

It is an arithmetic number, because the mean of its divisors is an integer number (3691396653618).

Almost surely, 2^{22100021012211} is an apocalyptic number.

22100021012211 is a deficient number, since it is larger than the sum of its proper divisors (7431152216733).

22100021012211 is a wasteful number, since it uses less digits than its factorization.

22100021012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16119636501.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22100021012211 its reverse (11221012000122), we get a palindrome (33321033012333).

The spelling of 22100021012211 in words is "twenty-two trillion, one hundred billion, twenty-one million, twelve thousand, two hundred eleven".