120000012212 has 12 divisors (see below), whose sum is σ = 210080284260. Its totient is φ = 59977073856.

The previous prime is 120000012193. The next prime is 120000012221. The reversal of 120000012212 is 212210000021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 114410356516 + 5589655696 = 338246^2 + 74764^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120000012193 and 120000012202.

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, 5721287 + ... + 5742222.

It is an arithmetic number, because the mean of its divisors is an integer number (17506690355).

Almost surely, 2^120000012212 is an apocalyptic number.

It is an amenable number.

120000012212 is a deficient number, since it is larger than the sum of its proper divisors (90080272048).

120000012212 is a wasteful number, since it uses less digits than its factorization.

120000012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11466130 (or 11466128 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120000012212 its reverse (212210000021), we get a palindrome (332210012233).

The spelling of 120000012212 in words is "one hundred twenty billion, twelve thousand, two hundred twelve".