13123201223000 has 64 divisors (see below), whose sum is σ = 33499953695520. Its totient is φ = 4772073168000.

The previous prime is 13123201222973. The next prime is 13123201223029. The reversal of 13123201223000 is 32210232131.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596498147 + ... + 596520146.

Almost surely, 2^{13123201223000} is an apocalyptic number.

13123201223000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13123201223000 is an abundant number, since it is smaller than the sum of its proper divisors (20376752472520).

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

13123201223000 is a wasteful number, since it uses less digits than its factorization.

13123201223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193018325 (or 1193018311 counting only the distinct ones).

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

Adding to 13123201223000 its reverse (32210232131), we get a palindrome (13155411455131).

The spelling of 13123201223000 in words is "thirteen trillion, one hundred twenty-three billion, two hundred one million, two hundred twenty-three thousand".