103233013561 has 2 divisors, whose sum is σ = 103233013562. Its totient is φ = 103233013560.

The previous prime is 103233013537. The next prime is 103233013591. The reversal of 103233013561 is 165310332301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78747023161 + 24485990400 = 280619^2 + 156480^2 .

It is a cyclic number.

It is not a de Polignac number, because 103233013561 - 2²⁹ = 102696142649 is a prime.

It is not a weakly prime, because it can be changed into another prime (103233013591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51616506780 + 51616506781.

It is an arithmetic number, because the mean of its divisors is an integer number (51616506781).

Almost surely, 2^103233013561 is an apocalyptic number.

It is an amenable number.

103233013561 is a deficient number, since it is larger than the sum of its proper divisors (1).

103233013561 is an equidigital number, since it uses as much as digits as its factorization.

103233013561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 28.

Adding to 103233013561 its reverse (165310332301), we get a palindrome (268543345862).

The spelling of 103233013561 in words is "one hundred three billion, two hundred thirty-three million, thirteen thousand, five hundred sixty-one".