121130000310 has 128 divisors (see below), whose sum is σ = 324884348928. Its totient is φ = 28655424000.

The previous prime is 121130000279. The next prime is 121130000311. The reversal of 121130000310 is 13000031121.

It is a super-2 number, since 2×121130000310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121130000311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2532820 + ... + 2580200.

It is an arithmetic number, because the mean of its divisors is an integer number (2538158976).

Almost surely, 2^121130000310 is an apocalyptic number.

121130000310 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 121130000310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162442174464).

121130000310 is an abundant number, since it is smaller than the sum of its proper divisors (203754348618).

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

121130000310 is a wasteful number, since it uses less digits than its factorization.

121130000310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47590.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 121130000310 its reverse (13000031121), we get a palindrome (134130031431).

The spelling of 121130000310 in words is "one hundred twenty-one billion, one hundred thirty million, three hundred ten", and thus it is an aban number.