1022222202222 has 64 divisors (see below), whose sum is σ = 2371486360320. Its totient is φ = 291046017024.

The previous prime is 1022222202193. The next prime is 1022222202229. The reversal of 1022222202222 is 2222022222201.

1022222202222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022222202229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7956723 + ... + 8084174.

It is an arithmetic number, because the mean of its divisors is an integer number (37054474380).

Almost surely, 2^{1022222202222} is an apocalyptic number.

1022222202222 is an abundant number, since it is smaller than the sum of its proper divisors (1349264158098).

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

1022222202222 is a wasteful number, since it uses less digits than its factorization.

1022222202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16040977.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 1022222202222 its reverse (2222022222201), we get a palindrome (3244244424423).

The spelling of 1022222202222 in words is "one trillion, twenty-two billion, two hundred twenty-two million, two hundred two thousand, two hundred twenty-two".