109694520031 has 2 divisors, whose sum is σ = 109694520032. Its totient is φ = 109694520030.

The previous prime is 109694519833. The next prime is 109694520041. The reversal of 109694520031 is 130025496901.

It is a strong prime.

It is an emirp because it is prime and its reverse (130025496901) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 109694520031 - 2¹¹ = 109694517983 is a prime.

It is a super-2 number, since 2×109694520031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109694520041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54847260015 + 54847260016.

It is an arithmetic number, because the mean of its divisors is an integer number (54847260016).

Almost surely, 2^109694520031 is an apocalyptic number.

109694520031 is a deficient number, since it is larger than the sum of its proper divisors (1).

109694520031 is an equidigital number, since it uses as much as digits as its factorization.

109694520031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 109694520031 in words is "one hundred nine billion, six hundred ninety-four million, five hundred twenty thousand, thirty-one".