121032132302100 has 144 divisors (see below), whose sum is σ = 354204226978560. Its totient is φ = 31905090201600.

The previous prime is 121032132302099. The next prime is 121032132302117. The reversal of 121032132302100 is 1203231230121.

It is a congruent number.

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, 113505024 + ... + 114566376.

It is an arithmetic number, because the mean of its divisors is an integer number (2459751576240).

Almost surely, 2^{121032132302100} is an apocalyptic number.

121032132302100 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 121032132302100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177102113489280).

121032132302100 is an abundant number, since it is smaller than the sum of its proper divisors (233172094676460).

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

121032132302100 is a wasteful number, since it uses less digits than its factorization.

121032132302100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065730 (or 1065723 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 121032132302100 its reverse (1203231230121), we get a palindrome (122235363532221).

The spelling of 121032132302100 in words is "one hundred twenty-one trillion, thirty-two billion, one hundred thirty-two million, three hundred two thousand, one hundred".