20002022250 has 64 divisors (see below), whose sum is σ = 57057212160. Its totient is φ = 4571889600.

The previous prime is 20002022203. The next prime is 20002022267. The reversal of 20002022250 is 5222020002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1899705 + ... + 1910204.

It is an arithmetic number, because the mean of its divisors is an integer number (891518940).

Almost surely, 2^20002022250 is an apocalyptic number.

20002022250 is an abundant number, since it is smaller than the sum of its proper divisors (37055189910).

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

20002022250 is a wasteful number, since it uses less digits than its factorization.

20002022250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3809936 (or 3809926 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 15.

Adding to 20002022250 its reverse (5222020002), we get a palindrome (25224042252).

The spelling of 20002022250 in words is "twenty billion, two million, twenty-two thousand, two hundred fifty".