321421244233 has 8 divisors (see below), whose sum is σ = 323386011648. Its totient is φ = 319461150624.

The previous prime is 321421244231. The next prime is 321421244273. The reversal of 321421244233 is 332442124123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321421244233 - 2¹ = 321421244231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321421244195 and 321421244204.

It is not an unprimeable number, because it can be changed into a prime (321421244231) 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, 1030441 + ... + 1305622.

It is an arithmetic number, because the mean of its divisors is an integer number (40423251456).

Almost surely, 2^321421244233 is an apocalyptic number.

It is an amenable number.

321421244233 is a deficient number, since it is larger than the sum of its proper divisors (1964767415).

321421244233 is a wasteful number, since it uses less digits than its factorization.

321421244233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2336903.

The product of its digits is 27648, while the sum is 31.

Adding to 321421244233 its reverse (332442124123), we get a palindrome (653863368356).

The spelling of 321421244233 in words is "three hundred twenty-one billion, four hundred twenty-one million, two hundred forty-four thousand, two hundred thirty-three".