221002110122110 has 32 divisors (see below), whose sum is σ = 422758280115072. Its totient is φ = 82893780380160.

The previous prime is 221002110122077. The next prime is 221002110122159. The reversal of 221002110122110 is 11221011200122.

It is a super-2 number, since 2×221002110122110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2398500817 + ... + 2398592956.

It is an arithmetic number, because the mean of its divisors is an integer number (13211196253596).

Almost surely, 2^{221002110122110} is an apocalyptic number.

221002110122110 is a deficient number, since it is larger than the sum of its proper divisors (201756169992962).

221002110122110 is a wasteful number, since it uses less digits than its factorization.

221002110122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797094068.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 221002110122110 its reverse (11221011200122), we get a palindrome (232223121322232).

The spelling of 221002110122110 in words is "two hundred twenty-one trillion, two billion, one hundred ten million, one hundred twenty-two thousand, one hundred ten".