22012102001211 has 16 divisors (see below), whose sum is σ = 35515324237824. Its totient is φ = 11838441412224.

The previous prime is 22012102001207. The next prime is 22012102001261. The reversal of 22012102001211 is 11210020121022.

It is not a de Polignac number, because 22012102001211 - 2² = 22012102001207 is a prime.

It is a super-2 number, since 2×22012102001211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22012102001261) 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, 30829274155 + ... + 30829274868.

It is an arithmetic number, because the mean of its divisors is an integer number (2219707764864).

Almost surely, 2^{22012102001211} is an apocalyptic number.

22012102001211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22012102001211 is a deficient number, since it is larger than the sum of its proper divisors (13503222236613).

22012102001211 is a wasteful number, since it uses less digits than its factorization.

22012102001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61658549050.

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

Adding to 22012102001211 its reverse (11210020121022), we get a palindrome (33222122122233).

The spelling of 22012102001211 in words is "twenty-two trillion, twelve billion, one hundred two million, one thousand, two hundred eleven".