11012200102111 has 4 divisors (see below), whose sum is σ = 11859292417672. Its totient is φ = 10165107786552.

The previous prime is 11012200102109. The next prime is 11012200102133. The reversal of 11012200102111 is 11120100221011.

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 11012200102111 - 2¹ = 11012200102109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 847092315547 = 11012200102111 / (1 + 1 + 0 + 1 + 2 + 2 + 0 + 0 + 1 + 0 + 2 + 1 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012200102091 and 11012200102100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012200132111) 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, 423546157761 + ... + 423546157786.

It is an arithmetic number, because the mean of its divisors is an integer number (2964823104418).

Almost surely, 2^{11012200102111} is an apocalyptic number.

11012200102111 is a deficient number, since it is larger than the sum of its proper divisors (847092315561).

11012200102111 is an equidigital number, since it uses as much as digits as its factorization.

11012200102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847092315560.

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

Adding to 11012200102111 its reverse (11120100221011), we get a palindrome (22132300323122).

The spelling of 11012200102111 in words is "eleven trillion, twelve billion, two hundred million, one hundred two thousand, one hundred eleven".