103223653121 has 2 divisors, whose sum is σ = 103223653122. Its totient is φ = 103223653120.

The previous prime is 103223653111. The next prime is 103223653187. The reversal of 103223653121 is 121356322301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67337655025 + 35885998096 = 259495^2 + 189436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103223653121 is a prime.

It is not a weakly prime, because it can be changed into another prime (103223653111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51611826560 + 51611826561.

It is an arithmetic number, because the mean of its divisors is an integer number (51611826561).

Almost surely, 2^103223653121 is an apocalyptic number.

It is an amenable number.

103223653121 is a deficient number, since it is larger than the sum of its proper divisors (1).

103223653121 is an equidigital number, since it uses as much as digits as its factorization.

103223653121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 103223653121 its reverse (121356322301), we get a palindrome (224579975422).

The spelling of 103223653121 in words is "one hundred three billion, two hundred twenty-three million, six hundred fifty-three thousand, one hundred twenty-one".