221040430242214 has 32 divisors (see below), whose sum is σ = 393329928792096. Its totient is φ = 92007000875520.

The previous prime is 221040430242143. The next prime is 221040430242217. The reversal of 221040430242214 is 412242034040122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221040430242217) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7986704989 + ... + 7986732664.

It is an arithmetic number, because the mean of its divisors is an integer number (12291560274753).

Almost surely, 2^{221040430242214} is an apocalyptic number.

221040430242214 is a deficient number, since it is larger than the sum of its proper divisors (172289498549882).

221040430242214 is a wasteful number, since it uses less digits than its factorization.

221040430242214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15973437720.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 221040430242214 its reverse (412242034040122), we get a palindrome (633282464282336).

The spelling of 221040430242214 in words is "two hundred twenty-one trillion, forty billion, four hundred thirty million, two hundred forty-two thousand, two hundred fourteen".