1011032040023 has 4 divisors (see below), whose sum is σ = 1011050380968. Its totient is φ = 1011013699080.

The previous prime is 1011032039971. The next prime is 1011032040043. The reversal of 1011032040023 is 3200402301101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011032040023 - 2⁶ = 1011032039959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011032039983 and 1011032040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011032040043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9087536 + ... + 9198117.

It is an arithmetic number, because the mean of its divisors is an integer number (252762595242).

Almost surely, 2^{1011032040023} is an apocalyptic number.

1011032040023 is a deficient number, since it is larger than the sum of its proper divisors (18340945).

1011032040023 is an equidigital number, since it uses as much as digits as its factorization.

1011032040023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18340944.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1011032040023 its reverse (3200402301101), we get a palindrome (4211434341124).

The spelling of 1011032040023 in words is "one trillion, eleven billion, thirty-two million, forty thousand, twenty-three".