121133002000 has 80 divisors (see below), whose sum is σ = 292991497344. Its totient is φ = 48438000000.

The previous prime is 121133001991. The next prime is 121133002013. The reversal of 121133002000 is 200331121.

121133002000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8094525 + ... + 8109475.

Almost surely, 2^121133002000 is an apocalyptic number.

121133002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121133002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146495748672).

121133002000 is an abundant number, since it is smaller than the sum of its proper divisors (171858495344).

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

121133002000 is a wasteful number, since it uses less digits than its factorization.

121133002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19025 (or 19009 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 121133002000 its reverse (200331121), we get a palindrome (121333333121).

The spelling of 121133002000 in words is "one hundred twenty-one billion, one hundred thirty-three million, two thousand".