121013313330 has 128 divisors (see below), whose sum is σ = 367115954688. Its totient is φ = 24842391552.

The previous prime is 121013313329. The next prime is 121013313353. The reversal of 121013313330 is 33313310121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 121013313297 and 121013313306.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 498007 + ... + 700026.

It is an arithmetic number, because the mean of its divisors is an integer number (2868093396).

Almost surely, 2^121013313330 is an apocalyptic number.

121013313330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121013313330 is an abundant number, since it is smaller than the sum of its proper divisors (246102641358).

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

121013313330 is a wasteful number, since it uses less digits than its factorization.

121013313330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198100.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 121013313330 its reverse (33313310121), we get a palindrome (154326623451).

The spelling of 121013313330 in words is "one hundred twenty-one billion, thirteen million, three hundred thirteen thousand, three hundred thirty".