120121210100222 has 32 divisors (see below), whose sum is σ = 181440624262464. Its totient is φ = 59641482700800.

The previous prime is 120121210100209. The next prime is 120121210100233. The reversal of 120121210100222 is 222001012121021.

It is a self number, because there is not a number n which added to its sum of digits gives 120121210100222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3994571447 + ... + 3994601517.

It is an arithmetic number, because the mean of its divisors is an integer number (5670019508202).

Almost surely, 2^{120121210100222} is an apocalyptic number.

120121210100222 is a deficient number, since it is larger than the sum of its proper divisors (61319414162242).

120121210100222 is a wasteful number, since it uses less digits than its factorization.

120121210100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37604.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120121210100222 its reverse (222001012121021), we get a palindrome (342122222221243).

The spelling of 120121210100222 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred ten million, one hundred thousand, two hundred twenty-two".