221422047004232 has 16 divisors (see below), whose sum is σ = 415211676955260. Its totient is φ = 110698933149504.

The previous prime is 221422047004201. The next prime is 221422047004237. The reversal of 221422047004232 is 232400740224122.

It can be written as a sum of positive squares in 2 ways, for example, as 215251562474116 + 6170484530116 = 14671454^2 + 2484046^2 .

It is a junction number, because it is equal to n+sod(n) for n = 221422047004192 and 221422047004201.

It is not an unprimeable number, because it can be changed into a prime (221422047004237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1511216243 + ... + 1511362754.

Almost surely, 2^{221422047004232} is an apocalyptic number.

It is an amenable number.

221422047004232 is a deficient number, since it is larger than the sum of its proper divisors (193789629951028).

221422047004232 is a wasteful number, since it uses less digits than its factorization.

221422047004232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3022588160 (or 3022588156 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 35.

Adding to 221422047004232 its reverse (232400740224122), we get a palindrome (453822787228354).

The spelling of 221422047004232 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, forty-seven million, four thousand, two hundred thirty-two".