213122331102 has 8 divisors (see below), whose sum is σ = 426244662216. Its totient is φ = 71040777032.

The previous prime is 213122331091. The next prime is 213122331131. The reversal of 213122331102 is 201133221312.

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

213122331102 is an admirable number.

It is a super-2 number, since 2×213122331102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17760194253 + ... + 17760194264.

It is an arithmetic number, because the mean of its divisors is an integer number (53280582777).

Almost surely, 2^213122331102 is an apocalyptic number.

213122331102 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.

213122331102 is a wasteful number, since it uses less digits than its factorization.

213122331102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35520388522.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213122331102 its reverse (201133221312), we get a palindrome (414255552414).

The spelling of 213122331102 in words is "two hundred thirteen billion, one hundred twenty-two million, three hundred thirty-one thousand, one hundred two".