103801864321 has 2 divisors, whose sum is σ = 103801864322. Its totient is φ = 103801864320.

The previous prime is 103801864307. The next prime is 103801864337. The reversal of 103801864321 is 123468108301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79913070721 + 23888793600 = 282689^2 + 154560^2 .

It is a cyclic number.

It is not a de Polignac number, because 103801864321 - 2¹⁹ = 103801340033 is a prime.

It is not a weakly prime, because it can be changed into another prime (103801864301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51900932160 + 51900932161.

It is an arithmetic number, because the mean of its divisors is an integer number (51900932161).

Almost surely, 2^103801864321 is an apocalyptic number.

It is an amenable number.

103801864321 is a deficient number, since it is larger than the sum of its proper divisors (1).

103801864321 is an equidigital number, since it uses as much as digits as its factorization.

103801864321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 103801864321 in words is "one hundred three billion, eight hundred one million, eight hundred sixty-four thousand, three hundred twenty-one".