1203332132100 has 144 divisors (see below), whose sum is σ = 3979594400768. Its totient is φ = 275007519360.

The previous prime is 1203332132099. The next prime is 1203332132117. The reversal of 1203332132100 is 12312333021.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15928617 + ... + 16003983.

Almost surely, 2^{1203332132100} is an apocalyptic number.

1203332132100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203332132100 is an abundant number, since it is smaller than the sum of its proper divisors (2776262268668).

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

1203332132100 is a wasteful number, since it uses less digits than its factorization.

1203332132100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82994 (or 82987 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1203332132100 its reverse (12312333021), we get a palindrome (1215644465121).

The spelling of 1203332132100 in words is "one trillion, two hundred three billion, three hundred thirty-two million, one hundred thirty-two thousand, one hundred".