103120001 has 2 divisors, whose sum is σ = 103120002. Its totient is φ = 103120000.

The previous prime is 103119949. The next prime is 103120007. The reversal of 103120001 is 100021301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51854401 + 51265600 = 7201^2 + 7160^2 .

It is a cyclic number.

It is not a de Polignac number, because 103120001 - 2¹⁸ = 102857857 is a prime.

It is not a weakly prime, because it can be changed into another prime (103120007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51560000 + 51560001.

It is an arithmetic number, because the mean of its divisors is an integer number (51560001).

Almost surely, 2^103120001 is an apocalyptic number.

It is an amenable number.

103120001 is a deficient number, since it is larger than the sum of its proper divisors (1).

103120001 is an equidigital number, since it uses as much as digits as its factorization.

103120001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 103120001 is about 10154.8018690667. The cubic root of 103120001 is about 468.9367863363.

Adding to 103120001 its reverse (100021301), we get a palindrome (203141302).

The spelling of 103120001 in words is "one hundred three million, one hundred twenty thousand, one".