222064534145105 has 4 divisors (see below), whose sum is σ = 266477440974132. Its totient is φ = 177651627316080.

The previous prime is 222064534145101. The next prime is 222064534145117. The reversal of 222064534145105 is 501541435460222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22658475848464 + 199406058296641 = 4760092^2 + 14121121^2 .

It is not a de Polignac number, because 222064534145105 - 2² = 222064534145101 is a prime.

It is a super-2 number, since 2×222064534145105² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222064534145101) 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, 22206453414506 + ... + 22206453414515.

It is an arithmetic number, because the mean of its divisors is an integer number (66619360243533).

Almost surely, 2^{222064534145105} is an apocalyptic number.

It is an amenable number.

222064534145105 is a deficient number, since it is larger than the sum of its proper divisors (44412906829027).

222064534145105 is an equidigital number, since it uses as much as digits as its factorization.

222064534145105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44412906829026.

The product of its (nonzero) digits is 1152000, while the sum is 44.

The spelling of 222064534145105 in words is "two hundred twenty-two trillion, sixty-four billion, five hundred thirty-four million, one hundred forty-five thousand, one hundred five".