222114421 has 4 divisors (see below), whose sum is σ = 222228972. Its totient is φ = 221999872.

The previous prime is 222114407. The next prime is 222114457. The reversal of 222114421 is 124411222.

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 94672900 + 127441521 = 9730^2 + 11289^2 .

It is a cyclic number.

It is not a de Polignac number, because 222114421 - 2¹³ = 222106229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222114121) 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, 54316 + ... + 58261.

It is an arithmetic number, because the mean of its divisors is an integer number (55557243).

Almost surely, 2^222114421 is an apocalyptic number.

It is an amenable number.

222114421 is a deficient number, since it is larger than the sum of its proper divisors (114551).

222114421 is a wasteful number, since it uses less digits than its factorization.

222114421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114550.

The product of its digits is 256, while the sum is 19.

The square root of 222114421 is about 14903.5036484714. The cubic root of 222114421 is about 605.6089045250.

Adding to 222114421 its reverse (124411222), we get a palindrome (346525643).

The spelling of 222114421 in words is "two hundred twenty-two million, one hundred fourteen thousand, four hundred twenty-one".