221124040421122 has 8 divisors (see below), whose sum is σ = 331697906223372. Its totient is φ = 110558071680000.

The previous prime is 221124040421003. The next prime is 221124040421159.

221124040421122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 212159878672681 + 8964161748441 = 14565709^2 + 2994021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×221124040421122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1974195279 + ... + 1974307282.

Almost surely, 2^{221124040421122} is an apocalyptic number.

221124040421122 is a deficient number, since it is larger than the sum of its proper divisors (110573865802250).

221124040421122 is a wasteful number, since it uses less digits than its factorization.

221124040421122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948530564.

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

The spelling of 221124040421122 in words is "two hundred twenty-one trillion, one hundred twenty-four billion, forty million, four hundred twenty-one thousand, one hundred twenty-two".