212133321222130 has 384 divisors, whose sum is σ = 508542673766400. Its totient is φ = 61716892723200.

The previous prime is 212133321222127. The next prime is 212133321222133. The reversal of 212133321222130 is 31222123331212.

212133321222130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (212133321222127) and next prime (212133321222133).

It is not an unprimeable number, because it can be changed into a prime (212133321222133) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 181155696445 + ... + 181155697615.

It is an arithmetic number, because the mean of its divisors is an integer number (1324329879600).

Almost surely, 2^{212133321222130} is an apocalyptic number.

212133321222130 is an abundant number, since it is smaller than the sum of its proper divisors (296409352544270).

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

212133321222130 is a wasteful number, since it uses less digits than its factorization.

212133321222130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2050 (or 1677 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 212133321222130 its reverse (31222123331212), we get a palindrome (243355444553342).

The spelling of 212133321222130 in words is "two hundred twelve trillion, one hundred thirty-three billion, three hundred twenty-one million, two hundred twenty-two thousand, one hundred thirty".