2103320431 has 2 divisors, whose sum is σ = 2103320432. Its totient is φ = 2103320430.

The previous prime is 2103320419. The next prime is 2103320467. The reversal of 2103320431 is 1340233012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2103320431 - 2⁹ = 2103319919 is a prime.

It is a super-2 number, since 2×2103320431² = 8847913670924051522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2103320399 and 2103320408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103320231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051660215 + 1051660216.

It is an arithmetic number, because the mean of its divisors is an integer number (1051660216).

Almost surely, 2^2103320431 is an apocalyptic number.

2103320431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103320431 is an equidigital number, since it uses as much as digits as its factorization.

2103320431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2103320431 is about 45861.9715123543. The cubic root of 2103320431 is about 1281.2537420759.

Adding to 2103320431 its reverse (1340233012), we get a palindrome (3443553443).

The spelling of 2103320431 in words is "two billion, one hundred three million, three hundred twenty thousand, four hundred thirty-one".