113121222110 has 32 divisors (see below), whose sum is σ = 219307550112. Its totient is φ = 41762805120.

The previous prime is 113121222059. The next prime is 113121222133. The reversal of 113121222110 is 11222121311.

It is a happy number.

It is a congruent number.

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, 1133972 + ... + 1229688.

It is an arithmetic number, because the mean of its divisors is an integer number (6853360941).

Almost surely, 2^113121222110 is an apocalyptic number.

113121222110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113121222110 is a deficient number, since it is larger than the sum of its proper divisors (106186328002).

113121222110 is a wasteful number, since it uses less digits than its factorization.

113121222110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104828.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 113121222110 its reverse (11222121311), we get a palindrome (124343343421).

The spelling of 113121222110 in words is "one hundred thirteen billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred ten".