2321000022 has 64 divisors (see below), whose sum is σ = 5130791424. Its totient is φ = 694122240.

The previous prime is 2320999963. The next prime is 2321000053. The reversal of 2321000022 is 2200001232.

2321000022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2321000022² = 10774082204248000968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2320999971 and 2321000007.

It is a congruent number.

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, 1780623 + ... + 1781925.

It is an arithmetic number, because the mean of its divisors is an integer number (80168616).

Almost surely, 2^2321000022 is an apocalyptic number.

2321000022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321000022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2565395712).

2321000022 is an abundant number, since it is smaller than the sum of its proper divisors (2809791402).

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

2321000022 is a wasteful number, since it uses less digits than its factorization.

2321000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653.

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

The square root of 2321000022 is about 48176.7581101095. The cubic root of 2321000022 is about 1324.0113706608.

Adding to 2321000022 its reverse (2200001232), we get a palindrome (4521001254).

The spelling of 2321000022 in words is "two billion, three hundred twenty-one million, twenty-two", and thus it is an aban number.