1203313112 has 64 divisors (see below), whose sum is σ = 2426941440. Its totient is φ = 558230400.

The previous prime is 1203313087. The next prime is 1203313121. The reversal of 1203313112 is 2113133021.

It is a super-2 number, since 2×1203313112² = 2895924891022249088, which contains 22 as substring.

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, 650573 + ... + 652419.

It is an arithmetic number, because the mean of its divisors is an integer number (37920960).

Almost surely, 2^1203313112 is an apocalyptic number.

It is an amenable number.

1203313112 is an abundant number, since it is smaller than the sum of its proper divisors (1223628328).

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

1203313112 is a wasteful number, since it uses less digits than its factorization.

1203313112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992 (or 1988 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1203313112 is about 34688.8038421621. The cubic root of 1203313112 is about 1063.6356446494.

Adding to 1203313112 its reverse (2113133021), we get a palindrome (3316446133).

The spelling of 1203313112 in words is "one billion, two hundred three million, three hundred thirteen thousand, one hundred twelve".