212004211122330 has 64 divisors (see below), whose sum is σ = 555098470502400. Its totient is φ = 51391914016320.

The previous prime is 212004211122317. The next prime is 212004211122491. The reversal of 212004211122330 is 33221112400212.

It is a self number, because there is not a number n which added to its sum of digits gives 212004211122330.

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, 13460590 + ... + 24600729.

It is an arithmetic number, because the mean of its divisors is an integer number (8673413601600).

Almost surely, 2^{212004211122330} is an apocalyptic number.

212004211122330 is an abundant number, since it is smaller than the sum of its proper divisors (343094259380070).

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

212004211122330 is a wasteful number, since it uses less digits than its factorization.

212004211122330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38078219.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212004211122330 its reverse (33221112400212), we get a palindrome (245225323522542).

The spelling of 212004211122330 in words is "two hundred twelve trillion, four billion, two hundred eleven million, one hundred twenty-two thousand, three hundred thirty".