222106201144261 has 32 divisors (see below), whose sum is σ = 266371466240000. Its totient is φ = 185014956273840.

The previous prime is 222106201144159. The next prime is 222106201144297. The reversal of 222106201144261 is 162441102601222.

It is not a de Polignac number, because 222106201144261 - 2⁷ = 222106201144133 is a prime.

It is a super-2 number, since 2×222106201144261² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222106301144261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34901805 + ... + 40771906.

It is an arithmetic number, because the mean of its divisors is an integer number (8324108320000).

Almost surely, 2^{222106201144261} is an apocalyptic number.

It is an amenable number.

222106201144261 is a deficient number, since it is larger than the sum of its proper divisors (44265265095739).

222106201144261 is an equidigital number, since it uses as much as digits as its factorization.

222106201144261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75673974 (or 75673960 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

Adding to 222106201144261 its reverse (162441102601222), we get a palindrome (384547303745483).

The spelling of 222106201144261 in words is "two hundred twenty-two trillion, one hundred six billion, two hundred one million, one hundred forty-four thousand, two hundred sixty-one".