1000001110122 has 96 divisors (see below), whose sum is σ = 2565676114560. Its totient is φ = 275572402560.

The previous prime is 1000001110109. The next prime is 1000001110133. The reversal of 1000001110122 is 2210111000001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 875029 + ... + 1663032.

It is an arithmetic number, because the mean of its divisors is an integer number (26725792860).

Almost surely, 2^{1000001110122} is an apocalyptic number.

1000001110122 is an abundant number, since it is smaller than the sum of its proper divisors (1565675004438).

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

1000001110122 is a wasteful number, since it uses less digits than its factorization.

1000001110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538188 (or 2538185 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1000001110122 its reverse (2210111000001), we get a palindrome (3210112110123).

The spelling of 1000001110122 in words is "one trillion, one million, one hundred ten thousand, one hundred twenty-two".