221269902153203 has 2 divisors, whose sum is σ = 221269902153204. Its totient is φ = 221269902153202.

The previous prime is 221269902153143. The next prime is 221269902153241. The reversal of 221269902153203 is 302351209962122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221269902153203 - 2¹⁴ = 221269902136819 is a prime.

It is not a weakly prime, because it can be changed into another prime (221269902153803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110634951076601 + 110634951076602.

It is an arithmetic number, because the mean of its divisors is an integer number (110634951076602).

Almost surely, 2^{221269902153203} is an apocalyptic number.

221269902153203 is a deficient number, since it is larger than the sum of its proper divisors (1).

221269902153203 is an equidigital number, since it uses as much as digits as its factorization.

221269902153203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 47.

The spelling of 221269902153203 in words is "two hundred twenty-one trillion, two hundred sixty-nine billion, nine hundred two million, one hundred fifty-three thousand, two hundred three".