22011012122202 has 24 divisors (see below), whose sum is σ = 47699864730336. Its totient is φ = 7335567353736.

The previous prime is 22011012122171. The next prime is 22011012122207. The reversal of 22011012122202 is 20222121011022.

It is a happy number.

22011012122202 is a `hidden beast` number, since 220 + 1 + 10 + 1 + 212 + 220 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (22011012122207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 119629438 + ... + 119813289.

It is an arithmetic number, because the mean of its divisors is an integer number (1987494363764).

Almost surely, 2^{22011012122202} is an apocalyptic number.

22011012122202 is an abundant number, since it is smaller than the sum of its proper divisors (25688852608134).

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

22011012122202 is a wasteful number, since it uses less digits than its factorization.

22011012122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239447842 (or 239447839 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22011012122202 its reverse (20222121011022), we get a palindrome (42233133133224).

The spelling of 22011012122202 in words is "twenty-two trillion, eleven billion, twelve million, one hundred twenty-two thousand, two hundred two".