123401220332 has 12 divisors (see below), whose sum is σ = 232563838416. Its totient is φ = 56954409360.

The previous prime is 123401220317. The next prime is 123401220359. The reversal of 123401220332 is 233022104321.

It is a super-2 number, since 2×123401220332² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123401220298 and 123401220307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186550144 + ... + 1186550247.

It is an arithmetic number, because the mean of its divisors is an integer number (19380319868).

Almost surely, 2^123401220332 is an apocalyptic number.

It is an amenable number.

123401220332 is a deficient number, since it is larger than the sum of its proper divisors (109162618084).

123401220332 is a wasteful number, since it uses less digits than its factorization.

123401220332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373100408 (or 2373100406 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 123401220332 its reverse (233022104321), we get a palindrome (356423324653).

The spelling of 123401220332 in words is "one hundred twenty-three billion, four hundred one million, two hundred twenty thousand, three hundred thirty-two".