1001112121022 has 16 divisors (see below), whose sum is σ = 1635351696720. Its totient is φ = 456860154432.

The previous prime is 1001112121003. The next prime is 1001112121033. The reversal of 1001112121022 is 2201212111001.

It is a junction number, because it is equal to n+sod(n) for n = 1001112120988 and 1001112121006.

It is a congruent number.

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, 216314048 + ... + 216318675.

It is an arithmetic number, because the mean of its divisors is an integer number (102209481045).

Almost surely, 2^{1001112121022} is an apocalyptic number.

1001112121022 is a deficient number, since it is larger than the sum of its proper divisors (634239575698).

1001112121022 is a wasteful number, since it uses less digits than its factorization.

1001112121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432632827.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1001112121022 its reverse (2201212111001), we get a palindrome (3202324232023).

The spelling of 1001112121022 in words is "one trillion, one billion, one hundred twelve million, one hundred twenty-one thousand, twenty-two".