221114342 has 16 divisors (see below), whose sum is σ = 359350992. Its totient is φ = 101633280.

The previous prime is 221114329. The next prime is 221114347. The reversal of 221114342 is 243411122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221114347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74159 + ... + 77082.

It is an arithmetic number, because the mean of its divisors is an integer number (22459437).

Almost surely, 2^221114342 is an apocalyptic number.

221114342 is a deficient number, since it is larger than the sum of its proper divisors (138236650).

221114342 is a wasteful number, since it uses less digits than its factorization.

221114342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151303.

The product of its digits is 384, while the sum is 20.

The square root of 221114342 is about 14869.9139876463. The cubic root of 221114342 is about 604.6986108974.

Adding to 221114342 its reverse (243411122), we get a palindrome (464525464).

It can be divided in two parts, 2211143 and 42, that multiplied together give a triangular number (92868006 = T₁₃₆₂₈).

The spelling of 221114342 in words is "two hundred twenty-one million, one hundred fourteen thousand, three hundred forty-two".