33102040091 has 2 divisors, whose sum is σ = 33102040092. Its totient is φ = 33102040090.

The previous prime is 33102040057. The next prime is 33102040123. The reversal of 33102040091 is 19004020133.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33102040091 - 2²² = 33097845787 is a prime.

It is not a weakly prime, because it can be changed into another prime (33102540091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16551020045 + 16551020046.

It is an arithmetic number, because the mean of its divisors is an integer number (16551020046).

Almost surely, 2^33102040091 is an apocalyptic number.

33102040091 is a deficient number, since it is larger than the sum of its proper divisors (1).

33102040091 is an equidigital number, since it uses as much as digits as its factorization.

33102040091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The spelling of 33102040091 in words is "thirty-three billion, one hundred two million, forty thousand, ninety-one".