22011012202 has 4 divisors (see below), whose sum is σ = 33016518306. Its totient is φ = 11005506100.

The previous prime is 22011012187. The next prime is 22011012217. The reversal of 22011012202 is 20221011022.

It is a happy number.

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 (22011012187) and next prime (22011012217).

It can be written as a sum of positive squares in only one way, i.e., 19881282001 + 2129730201 = 141001^2 + 46149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502753049 + ... + 5502753052.

Almost surely, 2^22011012202 is an apocalyptic number.

22011012202 is a deficient number, since it is larger than the sum of its proper divisors (11005506104).

22011012202 is a wasteful number, since it uses less digits than its factorization.

22011012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005506103.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22011012202 its reverse (20221011022), we get a palindrome (42232023224).

The spelling of 22011012202 in words is "twenty-two billion, eleven million, twelve thousand, two hundred two".