20133223002 has 16 divisors (see below), whose sum is σ = 44740495680. Its totient is φ = 6711074316.

The previous prime is 20133222997. The next prime is 20133223013. The reversal of 20133223002 is 20032233102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186418678 + ... + 186418785.

It is an arithmetic number, because the mean of its divisors is an integer number (2796280980).

Almost surely, 2^20133223002 is an apocalyptic number.

20133223002 is an abundant number, since it is smaller than the sum of its proper divisors (24607272678).

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

20133223002 is a wasteful number, since it uses less digits than its factorization.

20133223002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372837474 (or 372837468 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20133223002 its reverse (20032233102), we get a palindrome (40165456104).

The spelling of 20133223002 in words is "twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, two".