1011042023103 has 12 divisors (see below), whose sum is σ = 1669021752528. Its totient is φ = 577738298880.

The previous prime is 1011042023093. The next prime is 1011042023107. The reversal of 1011042023103 is 3013202401101.

1011042023103 is a `hidden beast` number, since 1 + 0 + 1 + 10 + 420 + 231 + 0 + 3 = 666.

It is not a de Polignac number, because 1011042023103 - 2⁶ = 1011042023039 is a prime.

It is a super-3 number, since 3×1011042023103³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011042023107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8024142978 + ... + 8024143103.

It is an arithmetic number, because the mean of its divisors is an integer number (139085146044).

Almost surely, 2^{1011042023103} is an apocalyptic number.

1011042023103 is a deficient number, since it is larger than the sum of its proper divisors (657979729425).

1011042023103 is a wasteful number, since it uses less digits than its factorization.

1011042023103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16048286094 (or 16048286091 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1011042023103 its reverse (3013202401101), we get a palindrome (4024244424204).

The spelling of 1011042023103 in words is "one trillion, eleven billion, forty-two million, twenty-three thousand, one hundred three".