1222000022122 has 16 divisors (see below), whose sum is σ = 2104880421600. Its totient is φ = 526220105040.

The previous prime is 1222000022119. The next prime is 1222000022203. The reversal of 1222000022122 is 2212200002221.

It is a junction number, because it is equal to n+sod(n) for n = 1222000022096 and 1222000022105.

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, 1461722097 + ... + 1461722932.

It is an arithmetic number, because the mean of its divisors is an integer number (131555026350).

Almost surely, 2^{1222000022122} is an apocalyptic number.

1222000022122 is a deficient number, since it is larger than the sum of its proper divisors (882880399478).

1222000022122 is a wasteful number, since it uses less digits than its factorization.

1222000022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923445061.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1222000022122 its reverse (2212200002221), we get a palindrome (3434200024343).

The spelling of 1222000022122 in words is "one trillion, two hundred twenty-two billion, twenty-two thousand, one hundred twenty-two".