213211030330122 has 64 divisors (see below), whose sum is σ = 476615252131200. Its totient is φ = 63022782540800.

The previous prime is 213211030330093. The next prime is 213211030330139. The reversal of 213211030330122 is 221033030112312.

213211030330122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 213211030330092 and 213211030330101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9091888 + ... + 22562900.

It is an arithmetic number, because the mean of its divisors is an integer number (7447113314550).

Almost surely, 2^{213211030330122} is an apocalyptic number.

213211030330122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 213211030330122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238307626065600).

213211030330122 is an abundant number, since it is smaller than the sum of its proper divisors (263404221801078).

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

213211030330122 is a wasteful number, since it uses less digits than its factorization.

213211030330122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13476919.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 213211030330122 its reverse (221033030112312), we get a palindrome (434244060442434).

The spelling of 213211030330122 in words is "two hundred thirteen trillion, two hundred eleven billion, thirty million, three hundred thirty thousand, one hundred twenty-two".