1102202011111 has 4 divisors (see below), whose sum is σ = 1110880767232. Its totient is φ = 1093523254992.

The previous prime is 1102202011037. The next prime is 1102202011153. The reversal of 1102202011111 is 1111102022011.

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 1102202011111 - 2²¹ = 1102199913959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102202011091 and 1102202011100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102202018111) 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, 4339377870 + ... + 4339378123.

It is an arithmetic number, because the mean of its divisors is an integer number (277720191808).

Almost surely, 2^{1102202011111} is an apocalyptic number.

1102202011111 is a deficient number, since it is larger than the sum of its proper divisors (8678756121).

1102202011111 is an equidigital number, since it uses as much as digits as its factorization.

1102202011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8678756120.

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

Adding to 1102202011111 its reverse (1111102022011), we get a palindrome (2213304033122).

The spelling of 1102202011111 in words is "one trillion, one hundred two billion, two hundred two million, eleven thousand, one hundred eleven".