213223021213011 has 64 divisors (see below), whose sum is σ = 309075706368000. Its totient is φ = 130341120624000.

The previous prime is 213223021212997. The next prime is 213223021213019. The reversal of 213223021213011 is 110312120322312.

It is not a de Polignac number, because 213223021213011 - 2¹¹ = 213223021210963 is a prime.

It is a super-2 number, since 2×213223021213011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213223021213019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48419290 + ... + 52639088.

It is an arithmetic number, because the mean of its divisors is an integer number (4829307912000).

Almost surely, 2^{213223021213011} is an apocalyptic number.

213223021213011 is a deficient number, since it is larger than the sum of its proper divisors (95852685154989).

213223021213011 is a wasteful number, since it uses less digits than its factorization.

213223021213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4220120.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 213223021213011 its reverse (110312120322312), we get a palindrome (323535141535323).

The spelling of 213223021213011 in words is "two hundred thirteen trillion, two hundred twenty-three billion, twenty-one million, two hundred thirteen thousand, eleven".