3123002000 has 160 divisors (see below), whose sum is σ = 8256328704. Its totient is φ = 1137408000.

The previous prime is 3123001991. The next prime is 3123002023. The reversal of 3123002000 is 2003213.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1052519 + ... + 1055481.

Almost surely, 2^3123002000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3123002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4128164352).

3123002000 is an abundant number, since it is smaller than the sum of its proper divisors (5133326704).

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

3123002000 is a wasteful number, since it uses less digits than its factorization.

3123002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3034 (or 3018 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 3123002000 is about 55883.8259248595. The cubic root of 3123002000 is about 1461.6972193480.

Adding to 3123002000 its reverse (2003213), we get a palindrome (3125005213).

The spelling of 3123002000 in words is "three billion, one hundred twenty-three million, two thousand".