22013022002 has 4 divisors (see below), whose sum is σ = 33019533006. Its totient is φ = 11006511000.

The previous prime is 22013021981. The next prime is 22013022023. The reversal of 22013022002 is 20022031022.

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

It is an interprime number because it is at equal distance from previous prime (22013021981) and next prime (22013022023).

It can be written as a sum of positive squares in only one way, i.e., 17308296721 + 4704725281 = 131561^2 + 68591^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503255499 + ... + 5503255502.

Almost surely, 2^22013022002 is an apocalyptic number.

22013022002 is a deficient number, since it is larger than the sum of its proper divisors (11006511004).

22013022002 is a wasteful number, since it uses less digits than its factorization.

22013022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11006511003.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 22013022002 its reverse (20022031022), we get a palindrome (42035053024).

It can be divided in two parts, 2201 and 3022002, that added together give a palindrome (3024203).

The spelling of 22013022002 in words is "twenty-two billion, thirteen million, twenty-two thousand, two".