103223655523 has 4 divisors (see below), whose sum is σ = 103439154240. Its totient is φ = 103008156808.

The previous prime is 103223655433. The next prime is 103223655533. The reversal of 103223655523 is 325556322301.

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

It is a cyclic number.

It is not a de Polignac number, because 103223655523 - 2⁹ = 103223655011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103223655533) 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, 107748640 + ... + 107749597.

It is an arithmetic number, because the mean of its divisors is an integer number (25859788560).

Almost surely, 2^103223655523 is an apocalyptic number.

103223655523 is a deficient number, since it is larger than the sum of its proper divisors (215498717).

103223655523 is an equidigital number, since it uses as much as digits as its factorization.

103223655523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215498716.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 103223655523 its reverse (325556322301), we get a palindrome (428779977824).

The spelling of 103223655523 in words is "one hundred three billion, two hundred twenty-three million, six hundred fifty-five thousand, five hundred twenty-three".