1000220112122 has 16 divisors (see below), whose sum is σ = 1870541508672. Its totient is φ = 389696147520.

The previous prime is 1000220112119. The next prime is 1000220112169. The reversal of 1000220112122 is 2212110220001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1000220112097 and 1000220112106.

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, 3247467743 + ... + 3247468050.

It is an arithmetic number, because the mean of its divisors is an integer number (116908844292).

Almost surely, 2^{1000220112122} is an apocalyptic number.

1000220112122 is a deficient number, since it is larger than the sum of its proper divisors (870321396550).

1000220112122 is a wasteful number, since it uses less digits than its factorization.

1000220112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494935813.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1000220112122 its reverse (2212110220001), we get a palindrome (3212330332123).

The spelling of 1000220112122 in words is "one trillion, two hundred twenty million, one hundred twelve thousand, one hundred twenty-two".