2403140243231 has 32 divisors (see below), whose sum is σ = 3124801290240. Its totient is φ = 1796760556416.

The previous prime is 2403140243219. The next prime is 2403140243249. The reversal of 2403140243231 is 1323420413042.

2403140243231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2403140243231 - 2³⁴ = 2385960374047 is a prime.

It is a super-2 number, since 2×2403140243231² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 2403140243194 and 2403140243203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403140243261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9563471 + ... + 9811536.

It is an arithmetic number, because the mean of its divisors is an integer number (97650040320).

Almost surely, 2^{2403140243231} is an apocalyptic number.

2403140243231 is a deficient number, since it is larger than the sum of its proper divisors (721661047009).

2403140243231 is a wasteful number, since it uses less digits than its factorization.

2403140243231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19375103.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2403140243231 its reverse (1323420413042), we get a palindrome (3726560656273).

The spelling of 2403140243231 in words is "two trillion, four hundred three billion, one hundred forty million, two hundred forty-three thousand, two hundred thirty-one".