121013300030100 has 72 divisors (see below), whose sum is σ = 350160344741088. Its totient is φ = 32267583849600.

The previous prime is 121013300030087. The next prime is 121013300030101. The reversal of 121013300030100 is 1030003310121.

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 121013300030100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121013300030101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12745086 + ... + 20111285.

It is an arithmetic number, because the mean of its divisors is an integer number (4863338121404).

Almost surely, 2^{121013300030100} is an apocalyptic number.

121013300030100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121013300030100 is an abundant number, since it is smaller than the sum of its proper divisors (229147044710988).

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

121013300030100 is a wasteful number, since it uses less digits than its factorization.

121013300030100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32868665 (or 32868658 counting only the distinct ones).

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

Adding to 121013300030100 its reverse (1030003310121), we get a palindrome (122043303340221).

The spelling of 121013300030100 in words is "one hundred twenty-one trillion, thirteen billion, three hundred million, thirty thousand, one hundred".