1111101002111 has 6 divisors (see below), whose sum is σ = 1150735997112. Its totient is φ = 1072787173640.

The previous prime is 1111101002101. The next prime is 1111101002153. The reversal of 1111101002111 is 1112001011111.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1111101002111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111101002092 and 1111101002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111101002101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 660582395 + ... + 660584076.

It is an arithmetic number, because the mean of its divisors is an integer number (191789332852).

Almost surely, 2^{1111101002111} is an apocalyptic number.

1111101002111 is a deficient number, since it is larger than the sum of its proper divisors (39634995001).

1111101002111 is an equidigital number, since it uses as much as digits as its factorization.

1111101002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321166529 (or 1321166500 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 1111101002111 its reverse (1112001011111), we get a palindrome (2223102013222).

The spelling of 1111101002111 in words is "one trillion, one hundred eleven billion, one hundred one million, two thousand, one hundred eleven".