2143030030431 has 32 divisors (see below), whose sum is σ = 2877403834368. Its totient is φ = 1418716199040.

The previous prime is 2143030030417. The next prime is 2143030030441. The reversal of 2143030030431 is 1340300303412.

It is not a de Polignac number, because 2143030030431 - 2¹³ = 2143030022239 is a prime.

It is a super-2 number, since 2×2143030030431² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143030030441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297185416 + ... + 297192626.

It is an arithmetic number, because the mean of its divisors is an integer number (89918869824).

Almost surely, 2^{2143030030431} is an apocalyptic number.

2143030030431 is a deficient number, since it is larger than the sum of its proper divisors (734373803937).

2143030030431 is a wasteful number, since it uses less digits than its factorization.

2143030030431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8671.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2143030030431 its reverse (1340300303412), we get a palindrome (3483330333843).

The spelling of 2143030030431 in words is "two trillion, one hundred forty-three billion, thirty million, thirty thousand, four hundred thirty-one".