222201712051 has 16 divisors (see below), whose sum is σ = 244912647168. Its totient is φ = 199911052000.

The previous prime is 222201712043. The next prime is 222201712081. The reversal of 222201712051 is 150217102222.

It is a happy number.

222201712051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222201712051 - 2³ = 222201712043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222201712081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2474526 + ... + 2562748.

It is an arithmetic number, because the mean of its divisors is an integer number (15307040448).

Almost surely, 2^222201712051 is an apocalyptic number.

222201712051 is a deficient number, since it is larger than the sum of its proper divisors (22710935117).

222201712051 is a wasteful number, since it uses less digits than its factorization.

222201712051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90602.

The product of its (nonzero) digits is 1120, while the sum is 25.

Adding to 222201712051 its reverse (150217102222), we get a palindrome (372418814273).

It can be divided in two parts, 22220171 and 2051, that added together give a palindrome (22222222).

The spelling of 222201712051 in words is "two hundred twenty-two billion, two hundred one million, seven hundred twelve thousand, fifty-one".