121301133000 has 128 divisors (see below), whose sum is σ = 388688526720. Its totient is φ = 31472697600.

The previous prime is 121301132999. The next prime is 121301133011. The reversal of 121301133000 is 331103121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 435402 + ... + 657401.

It is an arithmetic number, because the mean of its divisors is an integer number (3036629115).

Almost surely, 2^121301133000 is an apocalyptic number.

121301133000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121301133000 is an abundant number, since it is smaller than the sum of its proper divisors (267387393720).

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

121301133000 is a wasteful number, since it uses less digits than its factorization.

121301133000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092864 (or 1092850 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 121301133000 its reverse (331103121), we get a palindrome (121632236121).

The spelling of 121301133000 in words is "one hundred twenty-one billion, three hundred one million, one hundred thirty-three thousand".