113212102 has 4 divisors (see below), whose sum is σ = 169818156. Its totient is φ = 56606050.

The previous prime is 113212097. The next prime is 113212103. The reversal of 113212102 is 201212311.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303024 + ... + 28303027.

It is an arithmetic number, because the mean of its divisors is an integer number (42454539).

Almost surely, 2^113212102 is an apocalyptic number.

113212102 is a deficient number, since it is larger than the sum of its proper divisors (56606054).

113212102 is an equidigital number, since it uses as much as digits as its factorization.

113212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56606053.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 113212102 is about 10640.1175745384. The cubic root of 113212102 is about 483.7611091422.

Adding to 113212102 its reverse (201212311), we get a palindrome (314424413).

The spelling of 113212102 in words is "one hundred thirteen million, two hundred twelve thousand, one hundred two".