121030032101100 has 36 divisors (see below), whose sum is σ = 350180226213384. Its totient is φ = 32274675226880.

The previous prime is 121030032101053. The next prime is 121030032101129. The reversal of 121030032101100 is 1101230030121.

It is a happy number.

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 121030032101100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201716719869 + ... + 201716720468.

Almost surely, 2^{121030032101100} is an apocalyptic number.

121030032101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121030032101100 is an abundant number, since it is smaller than the sum of its proper divisors (229150194112284).

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

121030032101100 is a wasteful number, since it uses less digits than its factorization.

121030032101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403433440354 (or 403433440347 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 121030032101100 its reverse (1101230030121), we get a palindrome (122131262131221).

The spelling of 121030032101100 in words is "one hundred twenty-one trillion, thirty billion, thirty-two million, one hundred one thousand, one hundred".