222122101011100 has 72 divisors (see below), whose sum is σ = 490919335120368. Its totient is φ = 87219274022400.

The previous prime is 222122101011077. The next prime is 222122101011133. The reversal of 222122101011100 is 1110101221222.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 83925241 + ... + 86531440.

It is an arithmetic number, because the mean of its divisors is an integer number (6818324098894).

Almost surely, 2^{222122101011100} is an apocalyptic number.

222122101011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122101011100 is an abundant number, since it is smaller than the sum of its proper divisors (268797234109268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222122101011100 is a wasteful number, since it uses less digits than its factorization.

222122101011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170456935 (or 170456928 counting only the distinct ones).

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

Adding to 222122101011100 its reverse (1110101221222), we get a palindrome (223232202232322).

The spelling of 222122101011100 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred one million, eleven thousand, one hundred".