223021022401 has 2 divisors, whose sum is σ = 223021022402. Its totient is φ = 223021022400.

The previous prime is 223021022383. The next prime is 223021022417. The reversal of 223021022401 is 104220120322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223019118001 + 1904400 = 472249^2 + 1380^2 .

It is a cyclic number.

It is not a de Polignac number, because 223021022401 - 2⁵ = 223021022369 is a prime.

It is not a weakly prime, because it can be changed into another prime (223021022701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111510511200 + 111510511201.

It is an arithmetic number, because the mean of its divisors is an integer number (111510511201).

Almost surely, 2^223021022401 is an apocalyptic number.

It is an amenable number.

223021022401 is a deficient number, since it is larger than the sum of its proper divisors (1).

223021022401 is an equidigital number, since it uses as much as digits as its factorization.

223021022401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 223021022401 its reverse (104220120322), we get a palindrome (327241142723).

The spelling of 223021022401 in words is "two hundred twenty-three billion, twenty-one million, twenty-two thousand, four hundred one".