101100001222012 has 48 divisors (see below), whose sum is σ = 199146276145152. Its totient is φ = 44559246029760.

The previous prime is 101100001222001. The next prime is 101100001222027. The reversal of 101100001222012 is 210222100001101.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 101100001221983 and 101100001222001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68904814 + ... + 70356757.

It is an arithmetic number, because the mean of its divisors is an integer number (4148880753024).

Almost surely, 2^{101100001222012} is an apocalyptic number.

It is an amenable number.

101100001222012 is a deficient number, since it is larger than the sum of its proper divisors (98046274923140).

101100001222012 is a wasteful number, since it uses less digits than its factorization.

101100001222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139262218 (or 139262216 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101100001222012 its reverse (210222100001101), we get a palindrome (311322101223113).

The spelling of 101100001222012 in words is "one hundred one trillion, one hundred billion, one million, two hundred twenty-two thousand, twelve".