22200210210402 has 36 divisors (see below), whose sum is σ = 55953591042726. Its totient is φ = 6342917202720.

The previous prime is 22200210210391. The next prime is 22200210210413. The reversal of 22200210210402 is 20401201200222.

22200210210402 is a `hidden beast` number, since 2 + 2 + 200 + 210 + 210 + 40 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (22200210210391) and next prime (22200210210413).

It can be written as a sum of positive squares in only one way, i.e., 16691890396041 + 5508319814361 = 4085571^2 + 2346981^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12585152299 + ... + 12585154062.

Almost surely, 2^{22200210210402} is an apocalyptic number.

22200210210402 is an abundant number, since it is smaller than the sum of its proper divisors (33753380832324).

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

22200210210402 is a wasteful number, since it uses less digits than its factorization.

22200210210402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25170306383 (or 25170306373 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22200210210402 its reverse (20401201200222), we get a palindrome (42601411410624).

The spelling of 22200210210402 in words is "twenty-two trillion, two hundred billion, two hundred ten million, two hundred ten thousand, four hundred two".