1012112101101 has 4 divisors (see below), whose sum is σ = 1349482801472. Its totient is φ = 674741400732.

The previous prime is 1012112101051. The next prime is 1012112101129. The reversal of 1012112101101 is 1011012112101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1012112101101 - 2⁷ = 1012112100973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012112101171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168685350181 + ... + 168685350186.

It is an arithmetic number, because the mean of its divisors is an integer number (337370700368).

Almost surely, 2^{1012112101101} is an apocalyptic number.

It is an amenable number.

1012112101101 is a deficient number, since it is larger than the sum of its proper divisors (337370700371).

1012112101101 is an equidigital number, since it uses as much as digits as its factorization.

1012112101101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337370700370.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1012112101101 its reverse (1011012112101), we get a palindrome (2023124213202).

It can be divided in two parts, 1012112101 and 101, that multiplied together give a palindrome (102223322201).

The spelling of 1012112101101 in words is "one trillion, twelve billion, one hundred twelve million, one hundred one thousand, one hundred one".