321214212411021 has 24 divisors (see below), whose sum is σ = 474768578059776. Its totient is φ = 209161706785920.

The previous prime is 321214212411011. The next prime is 321214212411091. The reversal of 321214212411021 is 120114212412123.

321214212411021 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 14 + 212 + 411 + 0 + 21 = 666.

It is not a de Polignac number, because 321214212411021 - 2⁶ = 321214212410957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321214212411011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80435476 + ... + 84334418.

It is an arithmetic number, because the mean of its divisors is an integer number (19782024085824).

Almost surely, 2^{321214212411021} is an apocalyptic number.

It is an amenable number.

321214212411021 is a deficient number, since it is larger than the sum of its proper divisors (153554365648755).

321214212411021 is a wasteful number, since it uses less digits than its factorization.

321214212411021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111873 (or 4111870 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 321214212411021 its reverse (120114212412123), we get a palindrome (441328424823144).

The spelling of 321214212411021 in words is "three hundred twenty-one trillion, two hundred fourteen billion, two hundred twelve million, four hundred eleven thousand, twenty-one".