202222121022222 has 64 divisors (see below), whose sum is σ = 472337664960000. Its totient is φ = 57694133770560.

The previous prime is 202222121022211. The next prime is 202222121022277. The reversal of 202222121022222 is 222220121222202.

It is a junction number, because it is equal to n+sod(n) for n = 202222121022192 and 202222121022201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69678847 + ... + 72523002.

It is an arithmetic number, because the mean of its divisors is an integer number (7380276015000).

Almost surely, 2^{202222121022222} is an apocalyptic number.

202222121022222 is an abundant number, since it is smaller than the sum of its proper divisors (270115543937778).

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

202222121022222 is a wasteful number, since it uses less digits than its factorization.

202222121022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142202566 (or 142202552 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 202222121022222 its reverse (222220121222202), we get a palindrome (424442242244424).

The spelling of 202222121022222 in words is "two hundred two trillion, two hundred twenty-two billion, one hundred twenty-one million, twenty-two thousand, two hundred twenty-two".