103145620023623 has 4 divisors (see below), whose sum is σ = 103182762849600. Its totient is φ = 103108477197648.

The previous prime is 103145620023617. The next prime is 103145620023629. The reversal of 103145620023623 is 326320026541301.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (103145620023617) and next prime (103145620023629).

It is a cyclic number.

It is not a de Polignac number, because 103145620023623 - 2²⁴ = 103145603246407 is a prime.

It is a super-2 number, since 2×103145620023623² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103145620023629) 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, 18571408823 + ... + 18571414376.

It is an arithmetic number, because the mean of its divisors is an integer number (25795690712400).

Almost surely, 2^{103145620023623} is an apocalyptic number.

103145620023623 is a deficient number, since it is larger than the sum of its proper divisors (37142825977).

103145620023623 is an equidigital number, since it uses as much as digits as its factorization.

103145620023623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37142825976.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 103145620023623 its reverse (326320026541301), we get a palindrome (429465646564924).

The spelling of 103145620023623 in words is "one hundred three trillion, one hundred forty-five billion, six hundred twenty million, twenty-three thousand, six hundred twenty-three".