1111210103043 has 48 divisors (see below), whose sum is σ = 1777238438976. Its totient is φ = 665467883520.

The previous prime is 1111210103041. The next prime is 1111210103063. The reversal of 1111210103043 is 3403010121111.

It is a happy number.

It is not a de Polignac number, because 1111210103043 - 2¹ = 1111210103041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1111210103041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1279771 + ... + 1964747.

It is an arithmetic number, because the mean of its divisors is an integer number (37025800812).

Almost surely, 2^{1111210103043} is an apocalyptic number.

1111210103043 is a deficient number, since it is larger than the sum of its proper divisors (666028335933).

1111210103043 is a wasteful number, since it uses less digits than its factorization.

1111210103043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685484 (or 685481 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1111210103043 its reverse (3403010121111), we get a palindrome (4514220224154).

The spelling of 1111210103043 in words is "one trillion, one hundred eleven billion, two hundred ten million, one hundred three thousand, forty-three".