11103423441731 has 2 divisors, whose sum is σ = 11103423441732. Its totient is φ = 11103423441730.

The previous prime is 11103423441727. The next prime is 11103423441767. The reversal of 11103423441731 is 13714432430111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11103423441731 - 2² = 11103423441727 is a prime.

It is a super-2 number, since 2×11103423441731² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11103423441691 and 11103423441700.

It is not a weakly prime, because it can be changed into another prime (11109423441731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551711720865 + 5551711720866.

It is an arithmetic number, because the mean of its divisors is an integer number (5551711720866).

Almost surely, 2^{11103423441731} is an apocalyptic number.

11103423441731 is a deficient number, since it is larger than the sum of its proper divisors (1).

11103423441731 is an equidigital number, since it uses as much as digits as its factorization.

11103423441731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

Adding to 11103423441731 its reverse (13714432430111), we get a palindrome (24817855871842).

The spelling of 11103423441731 in words is "eleven trillion, one hundred three billion, four hundred twenty-three million, four hundred forty-one thousand, seven hundred thirty-one".