20002133223192 has 32 divisors (see below), whose sum is σ = 50006243131200. Its totient is φ = 6667256397984.

The previous prime is 20002133223181. The next prime is 20002133223197. The reversal of 20002133223192 is 29132233120002.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002133223197) 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, 6232842 + ... + 8879897.

It is an arithmetic number, because the mean of its divisors is an integer number (1562695097850).

Almost surely, 2^{20002133223192} is an apocalyptic number.

It is an amenable number.

20002133223192 is an abundant number, since it is smaller than the sum of its proper divisors (30004109908008).

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

20002133223192 is a wasteful number, since it uses less digits than its factorization.

20002133223192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15167895 (or 15167891 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 20002133223192 its reverse (29132233120002), we get a palindrome (49134366343194).

The spelling of 20002133223192 in words is "twenty trillion, two billion, one hundred thirty-three million, two hundred twenty-three thousand, one hundred ninety-two".