1431020201223 has 8 divisors (see below), whose sum is σ = 1908106192768. Its totient is φ = 953973838584.

The previous prime is 1431020201213. The next prime is 1431020201251. The reversal of 1431020201223 is 3221020201341.

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

It is not a de Polignac number, because 1431020201223 - 2⁶ = 1431020201159 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1431020201223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431020201203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9822865 + ... + 9967482.

It is an arithmetic number, because the mean of its divisors is an integer number (238513274096).

Almost surely, 2^{1431020201223} is an apocalyptic number.

1431020201223 is a deficient number, since it is larger than the sum of its proper divisors (477085991545).

1431020201223 is a wasteful number, since it uses less digits than its factorization.

1431020201223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19814453.

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

Adding to 1431020201223 its reverse (3221020201341), we get a palindrome (4652040402564).

The spelling of 1431020201223 in words is "one trillion, four hundred thirty-one billion, twenty million, two hundred one thousand, two hundred twenty-three".