211214113013 has 4 divisors (see below), whose sum is σ = 223638472620. Its totient is φ = 198789753408.

The previous prime is 211214113007. The next prime is 211214113043. The reversal of 211214113013 is 310311412112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72370684324 + 138843428689 = 269018^2 + 372617^2 .

It is a cyclic number.

It is not a de Polignac number, because 211214113013 - 2¹⁴ = 211214096629 is a prime.

It is a super-2 number, since 2×211214113013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211214113003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6212179778 + ... + 6212179811.

It is an arithmetic number, because the mean of its divisors is an integer number (55909618155).

Almost surely, 2^211214113013 is an apocalyptic number.

It is an amenable number.

211214113013 is a deficient number, since it is larger than the sum of its proper divisors (12424359607).

211214113013 is a wasteful number, since it uses less digits than its factorization.

211214113013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12424359606.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 211214113013 its reverse (310311412112), we get a palindrome (521525525125).

The spelling of 211214113013 in words is "two hundred eleven billion, two hundred fourteen million, one hundred thirteen thousand, thirteen".