223013201273 has 2 divisors, whose sum is σ = 223013201274. Its totient is φ = 223013201272.

The previous prime is 223013201267. The next prime is 223013201329. The reversal of 223013201273 is 372102310322.

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., 175738700944 + 47274500329 = 419212^2 + 217427^2 .

It is a cyclic number.

It is not a de Polignac number, because 223013201273 - 2²⁶ = 222946092409 is a prime.

It is not a weakly prime, because it can be changed into another prime (223013209273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111506600636 + 111506600637.

It is an arithmetic number, because the mean of its divisors is an integer number (111506600637).

Almost surely, 2^223013201273 is an apocalyptic number.

It is an amenable number.

223013201273 is a deficient number, since it is larger than the sum of its proper divisors (1).

223013201273 is an equidigital number, since it uses as much as digits as its factorization.

223013201273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 223013201273 its reverse (372102310322), we get a palindrome (595115511595).

The spelling of 223013201273 in words is "two hundred twenty-three billion, thirteen million, two hundred one thousand, two hundred seventy-three".