113143102 has 4 divisors (see below), whose sum is σ = 169714656. Its totient is φ = 56571550.

The previous prime is 113143099. The next prime is 113143111. The reversal of 113143102 is 201341311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201341311 = 31 ⋅6494881.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28285774 + ... + 28285777.

It is an arithmetic number, because the mean of its divisors is an integer number (42428664).

Almost surely, 2^113143102 is an apocalyptic number.

113143102 is a deficient number, since it is larger than the sum of its proper divisors (56571554).

113143102 is an equidigital number, since it uses as much as digits as its factorization.

113143102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56571553.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 113143102 is about 10636.8746349668. The cubic root of 113143102 is about 483.6628089913.

Adding to 113143102 its reverse (201341311), we get a palindrome (314484413).

The spelling of 113143102 in words is "one hundred thirteen million, one hundred forty-three thousand, one hundred two".