20023112002 has 16 divisors (see below), whose sum is σ = 31507963200. Its totient is φ = 9530182480.

The previous prime is 20023111951. The next prime is 20023112003. The reversal of 20023112002 is 20021132002.

It is not an unprimeable number, because it can be changed into a prime (20023112003) 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, 2427052 + ... + 2435287.

It is an arithmetic number, because the mean of its divisors is an integer number (1969247700).

Almost surely, 2^20023112002 is an apocalyptic number.

20023112002 is a deficient number, since it is larger than the sum of its proper divisors (11484851198).

20023112002 is a wasteful number, since it uses less digits than its factorization.

20023112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4862441.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20023112002 its reverse (20021132002), we get a palindrome (40044244004).

The spelling of 20023112002 in words is "twenty billion, twenty-three million, one hundred twelve thousand, two".