121162130 has 32 divisors (see below), whose sum is σ = 223110720. Its totient is φ = 47361600.

The previous prime is 121162127. The next prime is 121162147. The reversal of 121162130 is 31261121.

It is a super-2 number, since 2×121162130² = 29360523492273800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121162099 and 121162108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92480 + ... + 93780.

It is an arithmetic number, because the mean of its divisors is an integer number (6972210).

Almost surely, 2^121162130 is an apocalyptic number.

121162130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121162130 is a deficient number, since it is larger than the sum of its proper divisors (101948590).

121162130 is a wasteful number, since it uses less digits than its factorization.

121162130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1514.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 121162130 is about 11007.3670784616. The cubic root of 121162130 is about 494.8295573440.

The spelling of 121162130 in words is "one hundred twenty-one million, one hundred sixty-two thousand, one hundred thirty".