122333290 has 16 divisors (see below), whose sum is σ = 223487712. Its totient is φ = 48202704.

The previous prime is 122333279. The next prime is 122333291. The reversal of 122333290 is 92333221.

It is not an unprimeable number, because it can be changed into a prime (122333291) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 90624 + ... + 91963.

It is an arithmetic number, because the mean of its divisors is an integer number (13967982).

Almost surely, 2^122333290 is an apocalyptic number.

122333290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122333290 is a deficient number, since it is larger than the sum of its proper divisors (101154422).

122333290 is a wasteful number, since it uses less digits than its factorization.

122333290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182661.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 122333290 is about 11060.4380564243. The cubic root of 122333290 is about 496.4187978881.

The spelling of 122333290 in words is "one hundred twenty-two million, three hundred thirty-three thousand, two hundred ninety".