222021222111010 has 16 divisors (see below), whose sum is σ = 456729371199936. Its totient is φ = 76121561866608.

The previous prime is 222021222110999. The next prime is 222021222111041. The reversal of 222021222111010 is 10111222120222.

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 7 ways as a sum of consecutive naturals, for example, 1585865872152 + ... + 1585865872291.

It is an arithmetic number, because the mean of its divisors is an integer number (28545585699996).

Almost surely, 2^{222021222111010} is an apocalyptic number.

222021222111010 is an abundant number, since it is smaller than the sum of its proper divisors (234708149088926).

222021222111010 is a wasteful number, since it uses less digits than its factorization.

222021222111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171731744457.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222021222111010 its reverse (10111222120222), we get a palindrome (232132444231232).

The spelling of 222021222111010 in words is "two hundred twenty-two trillion, twenty-one billion, two hundred twenty-two million, one hundred eleven thousand, ten".