3143421012431 has 16 divisors (see below), whose sum is σ = 3602352230400. Its totient is φ = 2686963321728.

The previous prime is 3143421012379. The next prime is 3143421012461. The reversal of 3143421012431 is 1342101243413.

It is not a de Polignac number, because 3143421012431 - 2¹⁰ = 3143421011407 is a prime.

It is a super-2 number, since 2×3143421012431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3143421012394 and 3143421012403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3143421012461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6346775 + ... + 6824103.

It is an arithmetic number, because the mean of its divisors is an integer number (225147014400).

Almost surely, 2^{3143421012431} is an apocalyptic number.

3143421012431 is a deficient number, since it is larger than the sum of its proper divisors (458931217969).

3143421012431 is a wasteful number, since it uses less digits than its factorization.

3143421012431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479918.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 3143421012431 its reverse (1342101243413), we get a palindrome (4485522255844).

The spelling of 3143421012431 in words is "three trillion, one hundred forty-three billion, four hundred twenty-one million, twelve thousand, four hundred thirty-one".