1431330112212 has 192 divisors, whose sum is σ = 4510706995200. Its totient is φ = 343175564160.

The previous prime is 1431330112189. The next prime is 1431330112217. The reversal of 1431330112212 is 2122110331341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431330112217) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1677489 + ... + 2382567.

It is an arithmetic number, because the mean of its divisors is an integer number (23493265600).

Almost surely, 2^{1431330112212} is an apocalyptic number.

1431330112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1431330112212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2255353497600).

1431330112212 is an abundant number, since it is smaller than the sum of its proper divisors (3079376882988).

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

1431330112212 is a wasteful number, since it uses less digits than its factorization.

1431330112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705143 (or 705115 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1431330112212 its reverse (2122110331341), we get a palindrome (3553440443553).

The spelling of 1431330112212 in words is "one trillion, four hundred thirty-one billion, three hundred thirty million, one hundred twelve thousand, two hundred twelve".