22120100900111 has 2 divisors, whose sum is σ = 22120100900112. Its totient is φ = 22120100900110.

The previous prime is 22120100900069. The next prime is 22120100900119. The reversal of 22120100900111 is 11100900102122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22120100900111 - 2²² = 22120096705807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120100900119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060050450055 + 11060050450056.

It is an arithmetic number, because the mean of its divisors is an integer number (11060050450056).

Almost surely, 2^{22120100900111} is an apocalyptic number.

22120100900111 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120100900111 is an equidigital number, since it uses as much as digits as its factorization.

22120100900111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 22120100900111 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, nine hundred thousand, one hundred eleven".