101211112009983 has 4 divisors (see below), whose sum is σ = 134948149346648. Its totient is φ = 67474074673320.

The previous prime is 101211112009961. The next prime is 101211112009991. The reversal of 101211112009983 is 389900211112101.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 101211112009983 - 2⁵ = 101211112009951 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 (101211112009283) 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, 16868518668328 + ... + 16868518668333.

It is an arithmetic number, because the mean of its divisors is an integer number (33737037336662).

Almost surely, 2^{101211112009983} is an apocalyptic number.

101211112009983 is a deficient number, since it is larger than the sum of its proper divisors (33737037336665).

101211112009983 is an equidigital number, since it uses as much as digits as its factorization.

101211112009983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33737037336664.

The product of its (nonzero) digits is 7776, while the sum is 39.

The spelling of 101211112009983 in words is "one hundred one trillion, two hundred eleven billion, one hundred twelve million, nine thousand, nine hundred eighty-three".