121140130 has 48 divisors (see below), whose sum is σ = 233948736. Its totient is φ = 45152000.

The previous prime is 121140121. The next prime is 121140137. The reversal of 121140130 is 31041121.

It is a super-3 number, since 3×121140130³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121140130.

It is not an unprimeable number, because it can be changed into a prime (121140137) 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, 482505 + ... + 482755.

It is an arithmetic number, because the mean of its divisors is an integer number (4873932).

Almost surely, 2^121140130 is an apocalyptic number.

121140130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121140130 is a deficient number, since it is larger than the sum of its proper divisors (112808606).

121140130 is a wasteful number, since it uses less digits than its factorization.

121140130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 121140130 is about 11006.3677023803. The cubic root of 121140130 is about 494.7996059909.

Adding to 121140130 its reverse (31041121), we get a palindrome (152181251).

Subtracting from 121140130 its reverse (31041121), we obtain a palindrome (90099009).

The spelling of 121140130 in words is "one hundred twenty-one million, one hundred forty thousand, one hundred thirty".