102040113 has 16 divisors (see below), whose sum is σ = 157460480. Its totient is φ = 57569616.

The previous prime is 102040093. The next prime is 102040157. The reversal of 102040113 is 311040201.

It is a happy number.

It is not a de Polignac number, because 102040113 - 2⁹ = 102039601 is a prime.

It is a super-2 number, since 2×102040113² = 20824369322105538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102048113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29095 + ... + 32412.

It is an arithmetic number, because the mean of its divisors is an integer number (9841280).

Almost surely, 2^102040113 is an apocalyptic number.

It is an amenable number.

102040113 is a deficient number, since it is larger than the sum of its proper divisors (55420367).

102040113 is an equidigital number, since it uses as much as digits as its factorization.

102040113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61596.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 102040113 is about 10101.4906325750. The cubic root of 102040113 is about 467.2941135411.

Adding to 102040113 its reverse (311040201), we get a palindrome (413080314).

The spelling of 102040113 in words is "one hundred two million, forty thousand, one hundred thirteen".