321212302100113 has 4 divisors (see below), whose sum is σ = 321213628334448. Its totient is φ = 321210975865780.

The previous prime is 321212302100071. The next prime is 321212302100147. The reversal of 321212302100113 is 311001203212123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 321212302100113 - 2³⁷ = 321074863146641 is a prime.

It is a super-2 number, since 2×321212302100113² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321212302100513) 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, 662753803 + ... + 663238288.

It is an arithmetic number, because the mean of its divisors is an integer number (80303407083612).

Almost surely, 2^{321212302100113} is an apocalyptic number.

It is an amenable number.

321212302100113 is a deficient number, since it is larger than the sum of its proper divisors (1326234335).

321212302100113 is a wasteful number, since it uses less digits than its factorization.

321212302100113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326234334.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 321212302100113 its reverse (311001203212123), we get a palindrome (632213505312236).

The spelling of 321212302100113 in words is "three hundred twenty-one trillion, two hundred twelve billion, three hundred two million, one hundred thousand, one hundred thirteen".