103011144493 has 2 divisors, whose sum is σ = 103011144494. Its totient is φ = 103011144492.

The previous prime is 103011144463. The next prime is 103011144503. The reversal of 103011144493 is 394441110301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85172336649 + 17838807844 = 291843^2 + 133562^2 .

It is a cyclic number.

It is not a de Polignac number, because 103011144493 - 2²¹ = 103009047341 is a prime.

It is a super-2 number, since 2×103011144493² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103011144413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51505572246 + 51505572247.

It is an arithmetic number, because the mean of its divisors is an integer number (51505572247).

Almost surely, 2^103011144493 is an apocalyptic number.

It is an amenable number.

103011144493 is a deficient number, since it is larger than the sum of its proper divisors (1).

103011144493 is an equidigital number, since it uses as much as digits as its factorization.

103011144493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

Adding to 103011144493 its reverse (394441110301), we get a palindrome (497452254794).

The spelling of 103011144493 in words is "one hundred three billion, eleven million, one hundred forty-four thousand, four hundred ninety-three".