3123203222000 has 80 divisors (see below), whose sum is σ = 7647499516800. Its totient is φ = 1233467539200.

The previous prime is 3123203221991. The next prime is 3123203222039. The reversal of 3123203222000 is 2223023213.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×3123203222000² (a number of 26 digits) contains 22 as substring.

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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9725555 + ... + 10041554.

It is an arithmetic number, because the mean of its divisors is an integer number (95593743960).

Almost surely, 2^{3123203222000} is an apocalyptic number.

It is an amenable number.

3123203222000 is an abundant number, since it is smaller than the sum of its proper divisors (4524296294800).

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

3123203222000 is a wasteful number, since it uses less digits than its factorization.

3123203222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19767211 (or 19767195 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 3123203222000 its reverse (2223023213), we get a palindrome (3125426245213).

The spelling of 3123203222000 in words is "three trillion, one hundred twenty-three billion, two hundred three million, two hundred twenty-two thousand".