4203345123431 has 2 divisors, whose sum is σ = 4203345123432. Its totient is φ = 4203345123430.

The previous prime is 4203345123407. The next prime is 4203345123499. The reversal of 4203345123431 is 1343215433024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4203345123431 - 2²² = 4203340929127 is a prime.

It is a super-2 number, since 2×4203345123431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4203345123391 and 4203345123400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4203345123931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2101672561715 + 2101672561716.

It is an arithmetic number, because the mean of its divisors is an integer number (2101672561716).

Almost surely, 2^{4203345123431} is an apocalyptic number.

4203345123431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4203345123431 is an equidigital number, since it uses as much as digits as its factorization.

4203345123431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 4203345123431 in words is "four trillion, two hundred three billion, three hundred forty-five million, one hundred twenty-three thousand, four hundred thirty-one".