1210113112 has 16 divisors (see below), whose sum is σ = 2443497840. Its totient is φ = 558513696.

The previous prime is 1210113109. The next prime is 1210113127. The reversal of 1210113112 is 2113110121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1210113092 and 1210113101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5817748 + ... + 5817955.

It is an arithmetic number, because the mean of its divisors is an integer number (152718615).

Almost surely, 2^1210113112 is an apocalyptic number.

It is an amenable number.

1210113112 is an abundant number, since it is smaller than the sum of its proper divisors (1233384728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1210113112 is a wasteful number, since it uses less digits than its factorization.

1210113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11635722 (or 11635718 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1210113112 is about 34786.6800945419. The cubic root of 1210113112 is about 1065.6354402500.

Adding to 1210113112 its reverse (2113110121), we get a palindrome (3323223233).

The spelling of 1210113112 in words is "one billion, two hundred ten million, one hundred thirteen thousand, one hundred twelve".