123013321000 has 32 divisors (see below), whose sum is σ = 287851173480. Its totient is φ = 49205328000.

The previous prime is 123013320977. The next prime is 123013321073. The reversal of 123013321000 is 123310321.

123013321000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 22045716484 + 100967604516 = 148478^2 + 317754^2 .

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, 61505661 + ... + 61507660.

Almost surely, 2^123013321000 is an apocalyptic number.

123013321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123013321000 is an abundant number, since it is smaller than the sum of its proper divisors (164837852480).

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

123013321000 is a wasteful number, since it uses less digits than its factorization.

123013321000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123013342 (or 123013328 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 123013321000 its reverse (123310321), we get a palindrome (123136631321).

The spelling of 123013321000 in words is "one hundred twenty-three billion, thirteen million, three hundred twenty-one thousand".