103561303601 has 4 divisors (see below), whose sum is σ = 118355775552. Its totient is φ = 88766831652.

The previous prime is 103561303591. The next prime is 103561303619. The reversal of 103561303601 is 106303165301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 106303165301 = 61 ⋅1742674841.

It is a cyclic number.

It is not a de Polignac number, because 103561303601 - 2¹⁸ = 103561041457 is a prime.

It is a super-3 number, since 3×103561303601³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103561303301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7397235965 + ... + 7397235978.

It is an arithmetic number, because the mean of its divisors is an integer number (29588943888).

Almost surely, 2^103561303601 is an apocalyptic number.

It is an amenable number.

103561303601 is a deficient number, since it is larger than the sum of its proper divisors (14794471951).

103561303601 is an equidigital number, since it uses as much as digits as its factorization.

103561303601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14794471950.

The product of its (nonzero) digits is 4860, while the sum is 29.

Adding to 103561303601 its reverse (106303165301), we get a palindrome (209864468902).

The spelling of 103561303601 in words is "one hundred three billion, five hundred sixty-one million, three hundred three thousand, six hundred one".