322212021231 has 4 divisors (see below), whose sum is σ = 429616028312. Its totient is φ = 214808014152.

The previous prime is 322212021223. The next prime is 322212021269. The reversal of 322212021231 is 132120212223.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 322212021231 - 2³ = 322212021223 is a prime.

It is a super-2 number, since 2×322212021231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322212021198 and 322212021207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322212021031) 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, 53702003536 + ... + 53702003541.

It is an arithmetic number, because the mean of its divisors is an integer number (107404007078).

Almost surely, 2^322212021231 is an apocalyptic number.

322212021231 is a deficient number, since it is larger than the sum of its proper divisors (107404007081).

322212021231 is a wasteful number, since it uses less digits than its factorization.

322212021231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107404007080.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 322212021231 its reverse (132120212223), we get a palindrome (454332233454).

The spelling of 322212021231 in words is "three hundred twenty-two billion, two hundred twelve million, twenty-one thousand, two hundred thirty-one".