12203557073 has 2 divisors, whose sum is σ = 12203557074. Its totient is φ = 12203557072.

The previous prime is 12203557057. The next prime is 12203557181. The reversal of 12203557073 is 37075530221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10413590209 + 1789966864 = 102047^2 + 42308^2 .

It is a cyclic number.

It is not a de Polignac number, because 12203557073 - 2⁴ = 12203557057 is a prime.

It is not a weakly prime, because it can be changed into another prime (12203557013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6101778536 + 6101778537.

It is an arithmetic number, because the mean of its divisors is an integer number (6101778537).

Almost surely, 2^12203557073 is an apocalyptic number.

It is an amenable number.

12203557073 is a deficient number, since it is larger than the sum of its proper divisors (1).

12203557073 is an equidigital number, since it uses as much as digits as its factorization.

12203557073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 35.

The spelling of 12203557073 in words is "twelve billion, two hundred three million, five hundred fifty-seven thousand, seventy-three".