1202113100 has 18 divisors (see below), whose sum is σ = 2608585644. Its totient is φ = 480845200.

The previous prime is 1202113093. The next prime is 1202113111. The reversal of 1202113100 is 13112021.

It is a super-2 number, since 2×1202113100² = 2890151810383220000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6010466 + ... + 6010665.

Almost surely, 2^1202113100 is an apocalyptic number.

1202113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202113100 is an abundant number, since it is smaller than the sum of its proper divisors (1406472544).

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

1202113100 is a wasteful number, since it uses less digits than its factorization.

1202113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12021145 (or 12021138 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1202113100 is about 34671.5027075551. The cubic root of 1202113100 is about 1063.2819544776.

Adding to 1202113100 its reverse (13112021), we get a palindrome (1215225121).

The spelling of 1202113100 in words is "one billion, two hundred two million, one hundred thirteen thousand, one hundred".