91232022103 has 2 divisors, whose sum is σ = 91232022104. Its totient is φ = 91232022102.

The previous prime is 91232022041. The next prime is 91232022143. The reversal of 91232022103 is 30122023219.

It is a strong prime.

It is an emirp because it is prime and its reverse (30122023219) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91232022103 is a prime.

It is a super-3 number, since 3×91232022103³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91232022143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45616011051 + 45616011052.

It is an arithmetic number, because the mean of its divisors is an integer number (45616011052).

Almost surely, 2^91232022103 is an apocalyptic number.

91232022103 is a deficient number, since it is larger than the sum of its proper divisors (1).

91232022103 is an equidigital number, since it uses as much as digits as its factorization.

91232022103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 91232022103 in words is "ninety-one billion, two hundred thirty-two million, twenty-two thousand, one hundred three".