221422602372675 has 48 divisors (see below), whose sum is σ = 400082852558592. Its totient is φ = 107163672630400.

The previous prime is 221422602372661. The next prime is 221422602372679. The reversal of 221422602372675 is 576273206224122.

It is not a de Polignac number, because 221422602372675 - 2⁶ = 221422602372611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221422602372679) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 240465999 + ... + 241385048.

It is an arithmetic number, because the mean of its divisors is an integer number (8335059428304).

Almost surely, 2^{221422602372675} is an apocalyptic number.

221422602372675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

221422602372675 is a deficient number, since it is larger than the sum of its proper divisors (178660250185917).

221422602372675 is a wasteful number, since it uses less digits than its factorization.

221422602372675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481851628 (or 481851623 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 51.

Adding to 221422602372675 its reverse (576273206224122), we get a palindrome (797695808596797).

The spelling of 221422602372675 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, six hundred two million, three hundred seventy-two thousand, six hundred seventy-five".