20002233320 has 192 divisors, whose sum is σ = 49033745280. Its totient is φ = 7340396544.

The previous prime is 20002233319. The next prime is 20002233341. The reversal of 20002233320 is 2333220002.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127402682 + ... + 127402838.

It is an arithmetic number, because the mean of its divisors is an integer number (255384090).

Almost surely, 2^20002233320 is an apocalyptic number.

20002233320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20002233320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24516872640).

20002233320 is an abundant number, since it is smaller than the sum of its proper divisors (29031511960).

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

20002233320 is a wasteful number, since it uses less digits than its factorization.

20002233320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412 (or 391 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

Adding to 20002233320 its reverse (2333220002), we get a palindrome (22335453322).

The spelling of 20002233320 in words is "twenty billion, two million, two hundred thirty-three thousand, three hundred twenty".