214020323101221 has 32 divisors (see below), whose sum is σ = 351225252618240. Its totient is φ = 112885850314944.

The previous prime is 214020323101219. The next prime is 214020323101261. The reversal of 214020323101221 is 122101323020412.

It is not a de Polignac number, because 214020323101221 - 2¹ = 214020323101219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 214020323101191 and 214020323101200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214020323101261) 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 31 ways as a sum of consecutive naturals, for example, 6110455 + ... + 21572628.

It is an arithmetic number, because the mean of its divisors is an integer number (10975789144320).

Almost surely, 2^{214020323101221} is an apocalyptic number.

214020323101221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

214020323101221 is a deficient number, since it is larger than the sum of its proper divisors (137204929517019).

214020323101221 is a wasteful number, since it uses less digits than its factorization.

214020323101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27711425.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 214020323101221 its reverse (122101323020412), we get a palindrome (336121646121633).

The spelling of 214020323101221 in words is "two hundred fourteen trillion, twenty billion, three hundred twenty-three million, one hundred one thousand, two hundred twenty-one".