101002001201111 has 4 divisors (see below), whose sum is σ = 101021856130752. Its totient is φ = 100982146271472.

The previous prime is 101002001201081. The next prime is 101002001201267. The reversal of 101002001201111 is 111102100200101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101002001201111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101002001201092 and 101002001201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002001207111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9927457190 + ... + 9927467363.

It is an arithmetic number, because the mean of its divisors is an integer number (25255464032688).

Almost surely, 2^{101002001201111} is an apocalyptic number.

101002001201111 is a deficient number, since it is larger than the sum of its proper divisors (19854929641).

101002001201111 is an equidigital number, since it uses as much as digits as its factorization.

101002001201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19854929640.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101002001201111 its reverse (111102100200101), we get a palindrome (212104101401212).

The spelling of 101002001201111 in words is "one hundred one trillion, two billion, one million, two hundred one thousand, one hundred eleven".