21114331010213 has 8 divisors (see below), whose sum is σ = 25550114836032. Its totient is φ = 17033409890496.

The previous prime is 21114331010209. The next prime is 21114331010221. The reversal of 21114331010213 is 31201013341112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21114331010213 - 2² = 21114331010209 is a prime.

It is a super-2 number, since 2×21114331010213² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114331010713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88715676395 + ... + 88715676632.

It is an arithmetic number, because the mean of its divisors is an integer number (3193764354504).

Almost surely, 2^{21114331010213} is an apocalyptic number.

It is an amenable number.

21114331010213 is a deficient number, since it is larger than the sum of its proper divisors (4435783825819).

21114331010213 is a wasteful number, since it uses less digits than its factorization.

21114331010213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177431353051.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 21114331010213 its reverse (31201013341112), we get a palindrome (52315344351325).

The spelling of 21114331010213 in words is "twenty-one trillion, one hundred fourteen billion, three hundred thirty-one million, ten thousand, two hundred thirteen".