121130010330 has 128 divisors (see below), whose sum is σ = 341060198400. Its totient is φ = 26961652224.

The previous prime is 121130010299. The next prime is 121130010373. The reversal of 121130010330 is 33010031121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

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, 1161061 + ... + 1261079.

It is an arithmetic number, because the mean of its divisors is an integer number (2664532800).

Almost surely, 2^121130010330 is an apocalyptic number.

121130010330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 121130010330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170530099200).

121130010330 is an abundant number, since it is smaller than the sum of its proper divisors (219930188070).

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

121130010330 is a wasteful number, since it uses less digits than its factorization.

121130010330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100188.

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

Adding to 121130010330 its reverse (33010031121), we get a palindrome (154140041451).

The spelling of 121130010330 in words is "one hundred twenty-one billion, one hundred thirty million, ten thousand, three hundred thirty".