212021121120212 has 24 divisors (see below), whose sum is σ = 394357118500800. Its totient is φ = 99455998559616.

The previous prime is 212021121120199. The next prime is 212021121120217.

212021121120212 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212021121120217) 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, 13542475637 + ... + 13542491292.

It is an arithmetic number, because the mean of its divisors is an integer number (16431546604200).

Almost surely, 2^{212021121120212} is an apocalyptic number.

It is an amenable number.

212021121120212 is a deficient number, since it is larger than the sum of its proper divisors (182335997380588).

212021121120212 is a wasteful number, since it uses less digits than its factorization.

212021121120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27084967055 (or 27084967053 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 212021121120212 in words is "two hundred twelve trillion, twenty-one billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twelve".