321301131210212 has 48 divisors (see below), whose sum is σ = 595507376967552. Its totient is φ = 151370581443840.

The previous prime is 321301131210077. The next prime is 321301131210217. The reversal of 321301131210212 is 212012131103123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (321301131210217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24660614 + ... + 35365917.

It is an arithmetic number, because the mean of its divisors is an integer number (12406403686824).

Almost surely, 2^{321301131210212} is an apocalyptic number.

It is an amenable number.

321301131210212 is a deficient number, since it is larger than the sum of its proper divisors (274206245757340).

321301131210212 is a wasteful number, since it uses less digits than its factorization.

321301131210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60027428 (or 60027426 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 321301131210212 its reverse (212012131103123), we get a palindrome (533313262313335).

The spelling of 321301131210212 in words is "three hundred twenty-one trillion, three hundred one billion, one hundred thirty-one million, two hundred ten thousand, two hundred twelve".