23020312002 has 16 divisors (see below), whose sum is σ = 46042404480. Its totient is φ = 7673140592.

The previous prime is 23020311997. The next prime is 23020312009. The reversal of 23020312002 is 20021302032.

It is not an unprimeable number, because it can be changed into a prime (23020312009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142648 + ... + 257660.

It is an arithmetic number, because the mean of its divisors is an integer number (2877650280).

Almost surely, 2^23020312002 is an apocalyptic number.

23020312002 is an abundant number, since it is smaller than the sum of its proper divisors (23022092478).

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

23020312002 is a wasteful number, since it uses less digits than its factorization.

23020312002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148377.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 23020312002 its reverse (20021302032), we get a palindrome (43041614034).

The spelling of 23020312002 in words is "twenty-three billion, twenty million, three hundred twelve thousand, two".