103440112100431 has 2 divisors, whose sum is σ = 103440112100432. Its totient is φ = 103440112100430.

The previous prime is 103440112100411. The next prime is 103440112100443. The reversal of 103440112100431 is 134001211044301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103440112100431 - 2⁵ = 103440112100399 is a prime.

It is a super-2 number, since 2×103440112100431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103440112100396 and 103440112100405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103440112100411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51720056050215 + 51720056050216.

It is an arithmetic number, because the mean of its divisors is an integer number (51720056050216).

Almost surely, 2^{103440112100431} is an apocalyptic number.

103440112100431 is a deficient number, since it is larger than the sum of its proper divisors (1).

103440112100431 is an equidigital number, since it uses as much as digits as its factorization.

103440112100431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 103440112100431 its reverse (134001211044301), we get a palindrome (237441323144732).

The spelling of 103440112100431 in words is "one hundred three trillion, four hundred forty billion, one hundred twelve million, one hundred thousand, four hundred thirty-one".