102040107 has 16 divisors (see below), whose sum is σ = 146861568. Its totient is φ = 62647200.

The previous prime is 102040093. The next prime is 102040157. The reversal of 102040107 is 701040201.

It is not a de Polignac number, because 102040107 - 2⁴ = 102040091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102040157) 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, 15232 + ... + 20882.

It is an arithmetic number, because the mean of its divisors is an integer number (9178848).

Almost surely, 2^102040107 is an apocalyptic number.

102040107 is a deficient number, since it is larger than the sum of its proper divisors (44821461).

102040107 is a wasteful number, since it uses less digits than its factorization.

102040107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6130.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 102040107 is about 10101.4903355891. The cubic root of 102040107 is about 467.2941043820.

Adding to 102040107 its reverse (701040201), we get a palindrome (803080308).

The spelling of 102040107 in words is "one hundred two million, forty thousand, one hundred seven".