11200111122101 has 4 divisors (see below), whose sum is σ = 12218303042304. Its totient is φ = 10181919201900.

The previous prime is 11200111122091. The next prime is 11200111122107. The reversal of 11200111122101 is 10122111100211.

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 a cyclic number.

It is not a de Polignac number, because 11200111122101 - 2¹⁴ = 11200111105717 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 (11200111122107) 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, 509095960085 + ... + 509095960106.

It is an arithmetic number, because the mean of its divisors is an integer number (3054575760576).

Almost surely, 2^{11200111122101} is an apocalyptic number.

11200111122101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11200111122101 is a deficient number, since it is larger than the sum of its proper divisors (1018191920203).

11200111122101 is a wasteful number, since it uses less digits than its factorization.

11200111122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018191920202.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11200111122101 its reverse (10122111100211), we get a palindrome (21322222222312).

The spelling of 11200111122101 in words is "eleven trillion, two hundred billion, one hundred eleven million, one hundred twenty-two thousand, one hundred one".