366122121 has 16 divisors (see below), whose sum is σ = 504606720. Its totient is φ = 235881360.

The previous prime is 366122111. The next prime is 366122137. The reversal of 366122121 is 121221663.

It is not a de Polignac number, because 366122121 - 2⁵ = 366122089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 366122091 and 366122100.

It is not an unprimeable number, because it can be changed into a prime (366122111) 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 15 ways as a sum of consecutive naturals, for example, 77596 + ... + 82178.

It is an arithmetic number, because the mean of its divisors is an integer number (31537920).

Almost surely, 2^366122121 is an apocalyptic number.

366122121 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

366122121 is a deficient number, since it is larger than the sum of its proper divisors (138484599).

366122121 is a wasteful number, since it uses less digits than its factorization.

366122121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476.

The product of its digits is 864, while the sum is 24.

The square root of 366122121 is about 19134.3178869799. The cubic root of 366122121 is about 715.3885582634.

Adding to 366122121 its reverse (121221663), we get a palindrome (487343784).

The spelling of 366122121 in words is "three hundred sixty-six million, one hundred twenty-two thousand, one hundred twenty-one".