118212330 has 16 divisors (see below), whose sum is σ = 283709664. Its totient is φ = 31523280.

The previous prime is 118212301. The next prime is 118212343. The reversal of 118212330 is 33212811.

It is a junction number, because it is equal to n+sod(n) for n = 118212297 and 118212306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970176 + ... + 1970235.

It is an arithmetic number, because the mean of its divisors is an integer number (17731854).

Almost surely, 2^118212330 is an apocalyptic number.

118212330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

118212330 is an abundant number, since it is smaller than the sum of its proper divisors (165497334).

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

118212330 is a wasteful number, since it uses less digits than its factorization.

118212330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940421.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 118212330 is about 10872.5493790555. The cubic root of 118212330 is about 490.7808319687.

The spelling of 118212330 in words is "one hundred eighteen million, two hundred twelve thousand, three hundred thirty".