22011102120971 has 2 divisors, whose sum is σ = 22011102120972. Its totient is φ = 22011102120970.

The previous prime is 22011102120961. The next prime is 22011102121027. The reversal of 22011102120971 is 17902120111022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22011102120971 - 2²² = 22011097926667 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011102120901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005551060485 + 11005551060486.

It is an arithmetic number, because the mean of its divisors is an integer number (11005551060486).

Almost surely, 2^{22011102120971} is an apocalyptic number.

22011102120971 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011102120971 is an equidigital number, since it uses as much as digits as its factorization.

22011102120971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 29.

Adding to 22011102120971 its reverse (17902120111022), we get a palindrome (39913222231993).

The spelling of 22011102120971 in words is "twenty-two trillion, eleven billion, one hundred two million, one hundred twenty thousand, nine hundred seventy-one".