321401241212 has 12 divisors (see below), whose sum is σ = 562551813600. Its totient is φ = 160672151616.

The previous prime is 321401241211. The next prime is 321401241223. The reversal of 321401241212 is 212142104123.

It is a super-2 number, since 2×321401241212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321401241211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7091837 + ... + 7137012.

It is an arithmetic number, because the mean of its divisors is an integer number (46879317800).

Almost surely, 2^321401241212 is an apocalyptic number.

It is an amenable number.

321401241212 is a deficient number, since it is larger than the sum of its proper divisors (241150572388).

321401241212 is a wasteful number, since it uses less digits than its factorization.

321401241212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14234500 (or 14234498 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 321401241212 its reverse (212142104123), we get a palindrome (533543345335).

The spelling of 321401241212 in words is "three hundred twenty-one billion, four hundred one million, two hundred forty-one thousand, two hundred twelve".