120022220212 has 12 divisors (see below), whose sum is σ = 210055087620. Its totient is φ = 60006480896.

The previous prime is 120022220179. The next prime is 120022220231. The reversal of 120022220212 is 212022220021.

It can be written as a sum of positive squares in 2 ways, for example, as 55015578916 + 65006641296 = 234554^2 + 254964^2 .

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 3 ways as a sum of consecutive naturals, for example, 1098637 + ... + 1202932.

It is an arithmetic number, because the mean of its divisors is an integer number (17504590635).

Almost surely, 2^120022220212 is an apocalyptic number.

It is an amenable number.

120022220212 is a deficient number, since it is larger than the sum of its proper divisors (90032867408).

120022220212 is a wasteful number, since it uses less digits than its factorization.

120022220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2314610 (or 2314608 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 120022220212 its reverse (212022220021), we get a palindrome (332044440233).

The spelling of 120022220212 in words is "one hundred twenty billion, twenty-two million, two hundred twenty thousand, two hundred twelve".