22310000002 has 4 divisors (see below), whose sum is σ = 33465000006. Its totient is φ = 11155000000.

The previous prime is 22309999993. The next prime is 22310000003. The reversal of 22310000002 is 20000001322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20431557721 + 1878442281 = 142939^2 + 43341^2 .

It is a super-3 number, since 3×22310000002³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (22310000003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577499999 + ... + 5577500002.

Almost surely, 2^22310000002 is an apocalyptic number.

22310000002 is a deficient number, since it is larger than the sum of its proper divisors (11155000004).

22310000002 is a wasteful number, since it uses less digits than its factorization.

22310000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11155000003.

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 22310000002 its reverse (20000001322), we get a palindrome (42310001324).

The spelling of 22310000002 in words is "twenty-two billion, three hundred ten million, two", and thus it is an aban number.