1201413121100 has 36 divisors (see below), whose sum is σ = 2662535982624. Its totient is φ = 470340454080.

The previous prime is 1201413121057. The next prime is 1201413121157. The reversal of 1201413121100 is 11213141021.

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, 127805207 + ... + 127814606.

Almost surely, 2^{1201413121100} is an apocalyptic number.

1201413121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201413121100 is an abundant number, since it is smaller than the sum of its proper divisors (1461122861524).

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

1201413121100 is a wasteful number, since it uses less digits than its factorization.

1201413121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255619874 (or 255619867 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1201413121100 its reverse (11213141021), we get a palindrome (1212626262121).

The spelling of 1201413121100 in words is "one trillion, two hundred one billion, four hundred thirteen million, one hundred twenty-one thousand, one hundred".