12222202101102 has 48 divisors (see below), whose sum is σ = 30264925396992. Its totient is φ = 3492008709840.

The previous prime is 12222202101071. The next prime is 12222202101103. The reversal of 12222202101102 is 20110120222221.

It is a happy number.

12222202101102 is a `hidden beast` number, since 1 + 222 + 220 + 210 + 1 + 10 + 2 = 666.

It is a super-2 number, since 2×12222202101102² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12222202101103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8855943 + ... + 10142589.

It is an arithmetic number, because the mean of its divisors is an integer number (630519279104).

Almost surely, 2^{12222202101102} is an apocalyptic number.

12222202101102 is an abundant number, since it is smaller than the sum of its proper divisors (18042723295890).

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

12222202101102 is a wasteful number, since it uses less digits than its factorization.

12222202101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362053 (or 1362050 counting only the distinct ones).

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

Adding to 12222202101102 its reverse (20110120222221), we get a palindrome (32332322323323).

The spelling of 12222202101102 in words is "twelve trillion, two hundred twenty-two billion, two hundred two million, one hundred one thousand, one hundred two".