212320301201212 has 48 divisors (see below), whose sum is σ = 384432410621952. Its totient is φ = 102539911924800.

The previous prime is 212320301201149. The next prime is 212320301201269. The reversal of 212320301201212 is 212102103023212.

It is a super-2 number, since 2×212320301201212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6871893 + ... + 21722419.

It is an arithmetic number, because the mean of its divisors is an integer number (8009008554624).

Almost surely, 2^{212320301201212} is an apocalyptic number.

It is an amenable number.

212320301201212 is a deficient number, since it is larger than the sum of its proper divisors (172112109420740).

212320301201212 is a wasteful number, since it uses less digits than its factorization.

212320301201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14851498 (or 14851496 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 212320301201212 its reverse (212102103023212), we get a palindrome (424422404224424).

The spelling of 212320301201212 in words is "two hundred twelve trillion, three hundred twenty billion, three hundred one million, two hundred one thousand, two hundred twelve".