4020040100031 has 8 divisors (see below), whose sum is σ = 5360069895600. Its totient is φ = 2680018518912.

The previous prime is 4020040099961. The next prime is 4020040100051. The reversal of 4020040100031 is 1300010400204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4020040100031 - 2¹⁰ = 4020040099007 is a prime.

It is a super-2 number, since 2×4020040100031² (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 (4020040100051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 802890 + ... + 2946983.

It is an arithmetic number, because the mean of its divisors is an integer number (670008736950).

Almost surely, 2^{4020040100031} is an apocalyptic number.

4020040100031 is a deficient number, since it is larger than the sum of its proper divisors (1340029795569).

4020040100031 is a wasteful number, since it uses less digits than its factorization.

4020040100031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4107225.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 4020040100031 its reverse (1300010400204), we get a palindrome (5320050500235).

The spelling of 4020040100031 in words is "four trillion, twenty billion, forty million, one hundred thousand, thirty-one".