22212203202 has 24 divisors (see below), whose sum is σ = 55001646336. Its totient is φ = 6346343736.

The previous prime is 22212203171. The next prime is 22212203227. The reversal of 22212203202 is 20230221222.

22212203202 is a `hidden beast` number, since 222 + 122 + 0 + 320 + 2 = 666.

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 11 ways as a sum of consecutive naturals, for example, 88143538 + ... + 88143789.

It is an arithmetic number, because the mean of its divisors is an integer number (2291735264).

Almost surely, 2^22212203202 is an apocalyptic number.

22212203202 is an abundant number, since it is smaller than the sum of its proper divisors (32789443134).

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

22212203202 is a wasteful number, since it uses less digits than its factorization.

22212203202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176287342 (or 176287339 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22212203202 its reverse (20230221222), we get a palindrome (42442424424).

The spelling of 22212203202 in words is "twenty-two billion, two hundred twelve million, two hundred three thousand, two hundred two".