431423401011 has 16 divisors (see below), whose sum is σ = 585439872000. Its totient is φ = 282547856448.

The previous prime is 431423400997. The next prime is 431423401021. The reversal of 431423401011 is 110104324134.

431423401011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 431423401011 - 2⁷ = 431423400883 is a prime.

It is a super-2 number, since 2×431423401011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (431423401021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4526586 + ... + 4620911.

It is an arithmetic number, because the mean of its divisors is an integer number (36589992000).

Almost surely, 2^431423401011 is an apocalyptic number.

431423401011 is a deficient number, since it is larger than the sum of its proper divisors (154016470989).

431423401011 is a wasteful number, since it uses less digits than its factorization.

431423401011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9147778.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 431423401011 its reverse (110104324134), we get a palindrome (541527725145).

The spelling of 431423401011 in words is "four hundred thirty-one billion, four hundred twenty-three million, four hundred one thousand, eleven".