120212121101012 has 24 divisors (see below), whose sum is σ = 222768796307904. Its totient is φ = 56564617622912.

The previous prime is 120212121100937. The next prime is 120212121101153. The reversal of 120212121101012 is 210101121212021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89835758 + ... + 91164069.

It is an arithmetic number, because the mean of its divisors is an integer number (9282033179496).

Almost surely, 2^{120212121101012} is an apocalyptic number.

It is an amenable number.

120212121101012 is a deficient number, since it is larger than the sum of its proper divisors (102556675206892).

120212121101012 is a wasteful number, since it uses less digits than its factorization.

120212121101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181009615 (or 181009613 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120212121101012 its reverse (210101121212021), we get a palindrome (330313242313033).

The spelling of 120212121101012 in words is "one hundred twenty trillion, two hundred twelve billion, one hundred twenty-one million, one hundred one thousand, twelve".