321112210011 has 16 divisors (see below), whose sum is σ = 429028905984. Its totient is φ = 213635448864.

The previous prime is 321112210009. The next prime is 321112210031. The reversal of 321112210011 is 110012211123.

It is not a de Polignac number, because 321112210011 - 2¹ = 321112210009 is a prime.

It is a super-2 number, since 2×321112210011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321112210031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4621816 + ... + 4690778.

It is an arithmetic number, because the mean of its divisors is an integer number (26814306624).

Almost surely, 2^321112210011 is an apocalyptic number.

321112210011 is a deficient number, since it is larger than the sum of its proper divisors (107916695973).

321112210011 is a wasteful number, since it uses less digits than its factorization.

321112210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72130.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 321112210011 its reverse (110012211123), we get a palindrome (431124421134).

The spelling of 321112210011 in words is "three hundred twenty-one billion, one hundred twelve million, two hundred ten thousand, eleven".