1431423010221 has 8 divisors (see below), whose sum is σ = 1908572579424. Its totient is φ = 954277723920.

The previous prime is 1431423010177. The next prime is 1431423010223. The reversal of 1431423010221 is 1220103241341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1431423010221 - 2¹³ = 1431423002029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1431423010191 and 1431423010200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431423010223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186586 + ... + 1702251.

It is an arithmetic number, because the mean of its divisors is an integer number (238571572428).

Almost surely, 2^{1431423010221} is an apocalyptic number.

It is an amenable number.

1431423010221 is a deficient number, since it is larger than the sum of its proper divisors (477149569203).

1431423010221 is a wasteful number, since it uses less digits than its factorization.

1431423010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141451.

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

Adding to 1431423010221 its reverse (1220103241341), we get a palindrome (2651526251562).

The spelling of 1431423010221 in words is "one trillion, four hundred thirty-one billion, four hundred twenty-three million, ten thousand, two hundred twenty-one".