1113251202 has 40 divisors (see below), whose sum is σ = 2850868416. Its totient is φ = 318071448.

The previous prime is 1113251201. The next prime is 1113251233. The reversal of 1113251202 is 2021523111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1113251201) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 489718 + ... + 491985.

Almost surely, 2^1113251202 is an apocalyptic number.

1113251202 is an abundant number, since it is smaller than the sum of its proper divisors (1737617214).

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

1113251202 is an equidigital number, since it uses as much as digits as its factorization.

1113251202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981724 (or 981715 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1113251202 is about 33365.4192540720. The cubic root of 1113251202 is about 1036.4087181724.

Adding to 1113251202 its reverse (2021523111), we get a palindrome (3134774313).

The spelling of 1113251202 in words is "one billion, one hundred thirteen million, two hundred fifty-one thousand, two hundred two".