1203152100 has 36 divisors (see below), whose sum is σ = 3481120944. Its totient is φ = 320840480.

The previous prime is 1203152089. The next prime is 1203152113. The reversal of 1203152100 is 12513021.

1203152100 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1203152100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2004954 + ... + 2005553.

It is an arithmetic number, because the mean of its divisors is an integer number (96697804).

Almost surely, 2^1203152100 is an apocalyptic number.

1203152100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203152100 is an abundant number, since it is smaller than the sum of its proper divisors (2277968844).

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

1203152100 is a wasteful number, since it uses less digits than its factorization.

1203152100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010524 (or 4010517 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1203152100 is about 34686.4829580631. The cubic root of 1203152100 is about 1063.5882018185.

Adding to 1203152100 its reverse (12513021), we get a palindrome (1215665121).

The spelling of 1203152100 in words is "one billion, two hundred three million, one hundred fifty-two thousand, one hundred".