3123133020200 has 48 divisors (see below), whose sum is σ = 7268396680860. Its totient is φ = 1248029568000.

The previous prime is 3123133020193. The next prime is 3123133020257. The reversal of 3123133020200 is 20203313213.

It can be written as a sum of positive squares in 6 ways, for example, as 1679237589316 + 1443895430884 = 1295854^2 + 1201622^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7443041 + ... + 7851440.

Almost surely, 2^{3123133020200} is an apocalyptic number.

It is an amenable number.

3123133020200 is an abundant number, since it is smaller than the sum of its proper divisors (4145263660660).

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

3123133020200 is a wasteful number, since it uses less digits than its factorization.

3123133020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15295518 (or 15295509 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 3123133020200 its reverse (20203313213), we get a palindrome (3143336333413).

The spelling of 3123133020200 in words is "three trillion, one hundred twenty-three billion, one hundred thirty-three million, twenty thousand, two hundred".