101200201012111 has 4 divisors (see below), whose sum is σ = 105600209751792. Its totient is φ = 96800192272432.

The previous prime is 101200201012109. The next prime is 101200201012117. The reversal of 101200201012111 is 111210102002101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101200201012111 - 2¹ = 101200201012109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101200201012091 and 101200201012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200201012117) 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, 2200004369806 + ... + 2200004369851.

It is an arithmetic number, because the mean of its divisors is an integer number (26400052437948).

Almost surely, 2^{101200201012111} is an apocalyptic number.

101200201012111 is a deficient number, since it is larger than the sum of its proper divisors (4400008739681).

101200201012111 is an equidigital number, since it uses as much as digits as its factorization.

101200201012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400008739680.

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

Adding to 101200201012111 its reverse (111210102002101), we get a palindrome (212410303014212).

The spelling of 101200201012111 in words is "one hundred one trillion, two hundred billion, two hundred one million, twelve thousand, one hundred eleven".