22101012101111 has 4 divisors (see below), whose sum is σ = 22105942065912. Its totient is φ = 22096082136312.

The previous prime is 22101012101089. The next prime is 22101012101131. The reversal of 22101012101111 is 11110121010122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22101012101111 - 2¹⁸ = 22101011838967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101012101131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2464975676 + ... + 2464984641.

It is an arithmetic number, because the mean of its divisors is an integer number (5526485516478).

Almost surely, 2^{22101012101111} is an apocalyptic number.

22101012101111 is a deficient number, since it is larger than the sum of its proper divisors (4929964801).

22101012101111 is an equidigital number, since it uses as much as digits as its factorization.

22101012101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929964800.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 22101012101111 its reverse (11110121010122), we get a palindrome (33211133111233).

The spelling of 22101012101111 in words is "twenty-two trillion, one hundred one billion, twelve million, one hundred one thousand, one hundred eleven".