2231022000 has 80 divisors (see below), whose sum is σ = 7192834272. Its totient is φ = 594937600.

The previous prime is 2231021999. The next prime is 2231022029. The reversal of 2231022000 is 2201322.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×2231022000³ (a number of 29 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179919 + ... + 191918.

Almost surely, 2^2231022000 is an apocalyptic number.

2231022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2231022000 is an abundant number, since it is smaller than the sum of its proper divisors (4961812272).

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

2231022000 is a wasteful number, since it uses less digits than its factorization.

2231022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371863 (or 371847 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2231022000 is about 47233.6955996458. The cubic root of 2231022000 is about 1306.6761100016.

Adding to 2231022000 its reverse (2201322), we get a palindrome (2233223322).

The spelling of 2231022000 in words is "two billion, two hundred thirty-one million, twenty-two thousand".