1001011112122 has 8 divisors (see below), whose sum is σ = 1716019049376. Its totient is φ = 429004762332.

The previous prime is 1001011112117. The next prime is 1001011112131. The reversal of 1001011112122 is 2212111101001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35750396848 + ... + 35750396875.

It is an arithmetic number, because the mean of its divisors is an integer number (214502381172).

Almost surely, 2^{1001011112122} is an apocalyptic number.

1001011112122 is a deficient number, since it is larger than the sum of its proper divisors (715007937254).

1001011112122 is an equidigital number, since it uses as much as digits as its factorization.

1001011112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71500793732.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1001011112122 its reverse (2212111101001), we get a palindrome (3213122213123).

The spelling of 1001011112122 in words is "one trillion, one billion, eleven million, one hundred twelve thousand, one hundred twenty-two".