1431122232 has 16 divisors (see below), whose sum is σ = 3577805640. Its totient is φ = 477040736.

The previous prime is 1431122219. The next prime is 1431122239. The reversal of 1431122232 is 2322211341.

It is a super-2 number, since 2×1431122232² = 4096221685849323648, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1431122199 and 1431122208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431122239) 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, 29815023 + ... + 29815070.

Almost surely, 2^1431122232 is an apocalyptic number.

1431122232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1431122232 is an abundant number, since it is smaller than the sum of its proper divisors (2146683408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1431122232 is a wasteful number, since it uses less digits than its factorization.

1431122232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59630102 (or 59630098 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 1431122232 is about 37830.1762089473. The cubic root of 1431122232 is about 1126.9178104905.

Adding to 1431122232 its reverse (2322211341), we get a palindrome (3753333573).

The spelling of 1431122232 in words is "one billion, four hundred thirty-one million, one hundred twenty-two thousand, two hundred thirty-two".