4031121404 has 12 divisors (see below), whose sum is σ = 7361178384. Its totient is φ = 1927927584.

The previous prime is 4031121401. The next prime is 4031121439. The reversal of 4031121404 is 4041211304.

4031121404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4031121401) 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, 21908177 + ... + 21908360.

It is an arithmetic number, because the mean of its divisors is an integer number (613431532).

Almost surely, 2^4031121404 is an apocalyptic number.

It is an amenable number.

4031121404 is a deficient number, since it is larger than the sum of its proper divisors (3330056980).

4031121404 is a wasteful number, since it uses less digits than its factorization.

4031121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43816564 (or 43816562 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4031121404 is about 63491.1127954141. The cubic root of 4031121404 is about 1591.5072668322.

Adding to 4031121404 its reverse (4041211304), we get a palindrome (8072332708).

The spelling of 4031121404 in words is "four billion, thirty-one million, one hundred twenty-one thousand, four hundred four".