102113242 has 32 divisors (see below), whose sum is σ = 191600640. Its totient is φ = 39652080.

The previous prime is 102113213. The next prime is 102113251. The reversal of 102113242 is 242311201.

It is a super-2 number, since 2×102113242² = 20854228383501128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54363 + ... + 56209.

It is an arithmetic number, because the mean of its divisors is an integer number (5987520).

Almost surely, 2^102113242 is an apocalyptic number.

102113242 is a deficient number, since it is larger than the sum of its proper divisors (89487398).

102113242 is a wasteful number, since it uses less digits than its factorization.

102113242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 102113242 is about 10105.1096975738. The cubic root of 102113242 is about 467.4057186408.

Adding to 102113242 its reverse (242311201), we get a palindrome (344424443).

The spelling of 102113242 in words is "one hundred two million, one hundred thirteen thousand, two hundred forty-two".