213122331122 has 8 divisors (see below), whose sum is σ = 319686641136. Its totient is φ = 106560117412.

The previous prime is 213122331091. The next prime is 213122331131. The reversal of 213122331122 is 221133221312.

213122331122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×213122331122² (a number of 23 digits) contains 22 as substring.

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, 238868 + ... + 695199.

It is an arithmetic number, because the mean of its divisors is an integer number (39960830142).

Almost surely, 2^213122331122 is an apocalyptic number.

213122331122 is a deficient number, since it is larger than the sum of its proper divisors (106564310014).

213122331122 is a wasteful number, since it uses less digits than its factorization.

213122331122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048152.

The product of its digits is 864, while the sum is 23.

Adding to 213122331122 its reverse (221133221312), we get a palindrome (434255552434).

The spelling of 213122331122 in words is "two hundred thirteen billion, one hundred twenty-two million, three hundred thirty-one thousand, one hundred twenty-two".