4020111304023 has 16 divisors (see below), whose sum is σ = 5597101612800. Its totient is φ = 2561760235584.

The previous prime is 4020111304021. The next prime is 4020111304039. The reversal of 4020111304023 is 3204031110204.

It is not a de Polignac number, because 4020111304023 - 2¹ = 4020111304021 is a prime.

It is a super-2 number, since 2×4020111304023² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020111304021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20229973 + ... + 20427726.

It is an arithmetic number, because the mean of its divisors is an integer number (349818850800).

Almost surely, 2^{4020111304023} is an apocalyptic number.

4020111304023 is a deficient number, since it is larger than the sum of its proper divisors (1576990308777).

4020111304023 is a wasteful number, since it uses less digits than its factorization.

4020111304023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40659158.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 4020111304023 its reverse (3204031110204), we get a palindrome (7224142414227).

The spelling of 4020111304023 in words is "four trillion, twenty billion, one hundred eleven million, three hundred four thousand, twenty-three".