120012122010212 has 24 divisors (see below), whose sum is σ = 222786447723000. Its totient is φ = 56371900285440.

The previous prime is 120012122010211. The next prime is 120012122010247. The reversal of 120012122010212 is 212010221210021.

It can be written as a sum of positive squares in 4 ways, for example, as 69713048120356 + 50299073889856 = 8349434^2 + 7092184^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (120012122010211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1631094587 + ... + 1631168162.

It is an arithmetic number, because the mean of its divisors is an integer number (9282768655125).

Almost surely, 2^{120012122010212} is an apocalyptic number.

It is an amenable number.

120012122010212 is a deficient number, since it is larger than the sum of its proper divisors (102774325712788).

120012122010212 is a wasteful number, since it uses less digits than its factorization.

120012122010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3262263311 (or 3262263309 counting only the distinct ones).

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

Adding to 120012122010212 its reverse (212010221210021), we get a palindrome (332022343220233).

The spelling of 120012122010212 in words is "one hundred twenty trillion, twelve billion, one hundred twenty-two million, ten thousand, two hundred twelve".