221411640711703 has 16 divisors (see below), whose sum is σ = 238818429997056. Its totient is φ = 204058452106080.

The previous prime is 221411640711673. The next prime is 221411640711713. The reversal of 221411640711703 is 307117046114122.

It is a happy number.

It is not a de Polignac number, because 221411640711703 - 2²⁵ = 221411607157271 is a prime.

It is a super-2 number, since 2×221411640711703² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221411640711713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537035226 + ... + 537447352.

It is an arithmetic number, because the mean of its divisors is an integer number (14926151874816).

Almost surely, 2^{221411640711703} is an apocalyptic number.

221411640711703 is a deficient number, since it is larger than the sum of its proper divisors (17406789285353).

221411640711703 is a wasteful number, since it uses less digits than its factorization.

221411640711703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477054.

The product of its (nonzero) digits is 56448, while the sum is 40.

Adding to 221411640711703 its reverse (307117046114122), we get a palindrome (528528686825825).

The spelling of 221411640711703 in words is "two hundred twenty-one trillion, four hundred eleven billion, six hundred forty million, seven hundred eleven thousand, seven hundred three".