1040320023111 has 24 divisors (see below), whose sum is σ = 1506239259200. Its totient is φ = 691906634496.

The previous prime is 1040320023049. The next prime is 1040320023131. The reversal of 1040320023111 is 1113200230401.

1040320023111 is a `hidden beast` number, since 1 + 0 + 403 + 20 + 0 + 231 + 11 = 666.

It is not a de Polignac number, because 1040320023111 - 2¹³ = 1040320014919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040320023131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22683075 + ... + 22728891.

Almost surely, 2^{1040320023111} is an apocalyptic number.

1040320023111 is a deficient number, since it is larger than the sum of its proper divisors (465919236089).

1040320023111 is a wasteful number, since it uses less digits than its factorization.

1040320023111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51735 (or 51732 counting only the distinct ones).

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

Adding to 1040320023111 its reverse (1113200230401), we get a palindrome (2153520253512).

The spelling of 1040320023111 in words is "one trillion, forty billion, three hundred twenty million, twenty-three thousand, one hundred eleven".