221412202214122 has 64 divisors (see below), whose sum is σ = 361972865155104. Its totient is φ = 101195277926400.

The previous prime is 221412202214101. The next prime is 221412202214141.

It is a happy number.

221412202214122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 16 ways, for example, as 76768981527681 + 144643220686441 = 8761791^2 + 12026771^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34698898 + ... + 40581250.

Almost surely, 2^{221412202214122} is an apocalyptic number.

221412202214122 is a deficient number, since it is larger than the sum of its proper divisors (140560662940982).

221412202214122 is a wasteful number, since it uses less digits than its factorization.

221412202214122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882683.

The product of its (nonzero) digits is 4096, while the sum is 28.

It can be divided in two parts, 22141220 and 2214122, that added together give a palindrome (24355342).

The spelling of 221412202214122 in words is "two hundred twenty-one trillion, four hundred twelve billion, two hundred two million, two hundred fourteen thousand, one hundred twenty-two".