103011111443 has 2 divisors, whose sum is σ = 103011111444. Its totient is φ = 103011111442.

The previous prime is 103011111421. The next prime is 103011111457. The reversal of 103011111443 is 344111110301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103011111443 - 2³² = 98716144147 is a prime.

It is a super-2 number, since 2×103011111443² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103011111403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51505555721 + 51505555722.

It is an arithmetic number, because the mean of its divisors is an integer number (51505555722).

Almost surely, 2^103011111443 is an apocalyptic number.

103011111443 is a deficient number, since it is larger than the sum of its proper divisors (1).

103011111443 is an equidigital number, since it uses as much as digits as its factorization.

103011111443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 103011111443 its reverse (344111110301), we get a palindrome (447122221744).

The spelling of 103011111443 in words is "one hundred three billion, eleven million, one hundred eleven thousand, four hundred forty-three".