431422144203 has 32 divisors (see below), whose sum is σ = 591475382784. Its totient is φ = 279559348992.

The previous prime is 431422144189. The next prime is 431422144267. The reversal of 431422144203 is 302441224134.

It is not a de Polignac number, because 431422144203 - 2²⁶ = 431355035339 is a prime.

It is a super-2 number, since 2×431422144203² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (431422144403) 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, 34361775 + ... + 34374327.

It is an arithmetic number, because the mean of its divisors is an integer number (18483605712).

Almost surely, 2^431422144203 is an apocalyptic number.

431422144203 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

431422144203 is a deficient number, since it is larger than the sum of its proper divisors (160053238581).

431422144203 is a wasteful number, since it uses less digits than its factorization.

431422144203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13875.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 431422144203 its reverse (302441224134), we get a palindrome (733863368337).

The spelling of 431422144203 in words is "four hundred thirty-one billion, four hundred twenty-two million, one hundred forty-four thousand, two hundred three".