22011112311091 has 2 divisors, whose sum is σ = 22011112311092. Its totient is φ = 22011112311090.

The previous prime is 22011112311053. The next prime is 22011112311121. The reversal of 22011112311091 is 19011321111022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22011112311091 - 2¹³ = 22011112302899 is a prime.

It is a super-2 number, since 2×22011112311091² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22011112314091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005556155545 + 11005556155546.

It is an arithmetic number, because the mean of its divisors is an integer number (11005556155546).

Almost surely, 2^{22011112311091} is an apocalyptic number.

22011112311091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011112311091 is an equidigital number, since it uses as much as digits as its factorization.

22011112311091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 22011112311091 in words is "twenty-two trillion, eleven billion, one hundred twelve million, three hundred eleven thousand, ninety-one".