322011130120021 has 4 divisors (see below), whose sum is σ = 322011379986912. Its totient is φ = 322010880253132.

The previous prime is 322011130119947. The next prime is 322011130120037. The reversal of 322011130120021 is 120021031110223.

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 322011130120021 - 2¹¹ = 322011130117973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322011130120051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122990275 + ... + 125581168.

It is an arithmetic number, because the mean of its divisors is an integer number (80502844996728).

Almost surely, 2^{322011130120021} is an apocalyptic number.

It is an amenable number.

322011130120021 is a deficient number, since it is larger than the sum of its proper divisors (249866891).

322011130120021 is a wasteful number, since it uses less digits than its factorization.

322011130120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249866890.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 322011130120021 its reverse (120021031110223), we get a palindrome (442032161230244).

The spelling of 322011130120021 in words is "three hundred twenty-two trillion, eleven billion, one hundred thirty million, one hundred twenty thousand, twenty-one".