1022112223122 has 16 divisors (see below), whose sum is σ = 2057944075200. Its totient is φ = 338417469552.

The previous prime is 1022112223019. The next prime is 1022112223177. The reversal of 1022112223122 is 2213222112201.

It is a super-2 number, since 2×1022112223122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571650238 + ... + 571652025.

It is an arithmetic number, because the mean of its divisors is an integer number (128621504700).

Almost surely, 2^{1022112223122} is an apocalyptic number.

1022112223122 is an abundant number, since it is smaller than the sum of its proper divisors (1035831852078).

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

1022112223122 is a wasteful number, since it uses less digits than its factorization.

1022112223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143302417.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1022112223122 its reverse (2213222112201), we get a palindrome (3235334335323).

The spelling of 1022112223122 in words is "one trillion, twenty-two billion, one hundred twelve million, two hundred twenty-three thousand, one hundred twenty-two".