2222022000 has 320 divisors, whose sum is σ = 7905351168. Its totient is φ = 532480000.

The previous prime is 2222021983. The next prime is 2222022017. The reversal of 2222022000 is 2202222.

It is an interprime number because it is at equal distance from previous prime (2222021983) and next prime (2222022017).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8645872 + ... + 8646128.

Almost surely, 2^2222022000 is an apocalyptic number.

2222022000 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 2222022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3952675584).

2222022000 is an abundant number, since it is smaller than the sum of its proper divisors (5683329168).

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

2222022000 is a wasteful number, since it uses less digits than its factorization.

2222022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2222022000 is about 47138.3283538990. The cubic root of 2222022000 is about 1304.9166870375.

Adding to 2222022000 its reverse (2202222), we get a palindrome (2224224222).

It can be divided in two parts, 22 and 22022000, that added together give a palindrome (22022022).

The spelling of 2222022000 in words is "two billion, two hundred twenty-two million, twenty-two thousand".