331200122123 has 16 divisors (see below), whose sum is σ = 366173208576. Its totient is φ = 297651747360.

The previous prime is 331200122093. The next prime is 331200122171. The reversal of 331200122123 is 321221002133.

It is a cyclic number.

It is not a de Polignac number, because 331200122123 - 2¹² = 331200118027 is a prime.

It is a super-2 number, since 2×331200122123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 331200122095 and 331200122104.

It is not an unprimeable number, because it can be changed into a prime (331200122173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1302311 + ... + 1535712.

It is an arithmetic number, because the mean of its divisors is an integer number (22885825536).

Almost surely, 2^331200122123 is an apocalyptic number.

331200122123 is a deficient number, since it is larger than the sum of its proper divisors (34973086453).

331200122123 is a wasteful number, since it uses less digits than its factorization.

331200122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838274.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 331200122123 its reverse (321221002133), we get a palindrome (652421124256).

The spelling of 331200122123 in words is "three hundred thirty-one billion, two hundred million, one hundred twenty-two thousand, one hundred twenty-three".