1011240212103 has 40 divisors (see below), whose sum is σ = 1744885098000. Its totient is φ = 576821502720.

The previous prime is 1011240212077. The next prime is 1011240212107. The reversal of 1011240212103 is 3012120421101.

It is not a de Polignac number, because 1011240212103 - 2²⁰ = 1011239163527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011240212107) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33365728 + ... + 33396021.

It is an arithmetic number, because the mean of its divisors is an integer number (43622127450).

Almost surely, 2^{1011240212103} is an apocalyptic number.

1011240212103 is a deficient number, since it is larger than the sum of its proper divisors (733644885897).

1011240212103 is a wasteful number, since it uses less digits than its factorization.

1011240212103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66761789 (or 66761780 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1011240212103 its reverse (3012120421101), we get a palindrome (4023360633204).

The spelling of 1011240212103 in words is "one trillion, eleven billion, two hundred forty million, two hundred twelve thousand, one hundred three".