213021011022 has 8 divisors (see below), whose sum is σ = 426042022056. Its totient is φ = 71007003672.

The previous prime is 213021010973. The next prime is 213021011023. The reversal of 213021011022 is 220110120312.

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

213021011022 is an admirable number.

It is a super-2 number, since 2×213021011022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213021010992 and 213021011010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213021011023) 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 3 ways as a sum of consecutive naturals, for example, 17751750913 + ... + 17751750924.

It is an arithmetic number, because the mean of its divisors is an integer number (53255252757).

Almost surely, 2^213021011022 is an apocalyptic number.

213021011022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213021011022 is a wasteful number, since it uses less digits than its factorization.

213021011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35503501842.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 213021011022 its reverse (220110120312), we get a palindrome (433131131334).

The spelling of 213021011022 in words is "two hundred thirteen billion, twenty-one million, eleven thousand, twenty-two".