403211131023 has 16 divisors (see below), whose sum is σ = 545030264160. Its totient is φ = 265100396544.

The previous prime is 403211131009. The next prime is 403211131031. The reversal of 403211131023 is 320131112304.

It is not a de Polignac number, because 403211131023 - 2¹⁴ = 403211114639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403211131033) 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, 2435965 + ... + 2596217.

It is an arithmetic number, because the mean of its divisors is an integer number (34064391510).

Almost surely, 2^403211131023 is an apocalyptic number.

403211131023 is a deficient number, since it is larger than the sum of its proper divisors (141819133137).

403211131023 is a wasteful number, since it uses less digits than its factorization.

403211131023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171818.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 403211131023 its reverse (320131112304), we get a palindrome (723342243327).

The spelling of 403211131023 in words is "four hundred three billion, two hundred eleven million, one hundred thirty-one thousand, twenty-three".