22111001111149 has 2 divisors, whose sum is σ = 22111001111150. Its totient is φ = 22111001111148.

The previous prime is 22111001111113. The next prime is 22111001111207. The reversal of 22111001111149 is 94111110011122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21422947451049 + 688053660100 = 4628493^2 + 829490^2 .

It is a cyclic number.

It is not a de Polignac number, because 22111001111149 - 2¹⁵ = 22111001078381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22111001111449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055500555574 + 11055500555575.

It is an arithmetic number, because the mean of its divisors is an integer number (11055500555575).

Almost surely, 2^{22111001111149} is an apocalyptic number.

It is an amenable number.

22111001111149 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111001111149 is an equidigital number, since it uses as much as digits as its factorization.

22111001111149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 25.

The spelling of 22111001111149 in words is "twenty-two trillion, one hundred eleven billion, one million, one hundred eleven thousand, one hundred forty-nine".