22002210000 has 300 divisors, whose sum is σ = 77502316320. Its totient is φ = 5824800000.

The previous prime is 22002209981. The next prime is 22002210019. The reversal of 22002210000 is 1220022.

It is an interprime number because it is at equal distance from previous prime (22002209981) and next prime (22002210019).

It is a tau number, because it is divible by the number of its divisors (300).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 13589191 + ... + 13590809.

Almost surely, 2^22002210000 is an apocalyptic number.

22002210000 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 22002210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38751158160).

22002210000 is an abundant number, since it is smaller than the sum of its proper divisors (55500106320).

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

22002210000 is a wasteful number, since it uses less digits than its factorization.

22002210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1780 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 22002210000 its reverse (1220022), we get a palindrome (22003430022).

The spelling of 22002210000 in words is "twenty-two billion, two million, two hundred ten thousand".