213256060607812 has 24 divisors (see below), whose sum is σ = 373342216567320. Its totient is φ = 106586859052800.

The previous prime is 213256060607809. The next prime is 213256060607813. The reversal of 213256060607812 is 218706060652312.

213256060607812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 133697973830656 + 79558086777156 = 11562784^2 + 8919534^2 .

It is not an unprimeable number, because it can be changed into a prime (213256060607813) 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, 277326114 + ... + 278094022.

It is an arithmetic number, because the mean of its divisors is an integer number (15555925690305).

Almost surely, 2^{213256060607812} is an apocalyptic number.

It is an amenable number.

213256060607812 is a deficient number, since it is larger than the sum of its proper divisors (160086155959508).

213256060607812 is a wasteful number, since it uses less digits than its factorization.

213256060607812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794631 (or 794629 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 213256060607812 in words is "two hundred thirteen trillion, two hundred fifty-six billion, sixty million, six hundred seven thousand, eight hundred twelve".