212322012232130 has 16 divisors (see below), whose sum is σ = 383408495406144. Its totient is φ = 84655721917680.

The previous prime is 212322012232103. The next prime is 212322012232133. The reversal of 212322012232130 is 31232210223212.

It is a super-2 number, since 2×212322012232130² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212322012232130.

It is not an unprimeable number, because it can be changed into a prime (212322012232133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34135368632 + ... + 34135374851.

It is an arithmetic number, because the mean of its divisors is an integer number (23963030962884).

Almost surely, 2^{212322012232130} is an apocalyptic number.

212322012232130 is a deficient number, since it is larger than the sum of its proper divisors (171086483174014).

212322012232130 is a wasteful number, since it uses less digits than its factorization.

212322012232130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68270743801.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 212322012232130 its reverse (31232210223212), we get a palindrome (243554222455342).

The spelling of 212322012232130 in words is "two hundred twelve trillion, three hundred twenty-two billion, twelve million, two hundred thirty-two thousand, one hundred thirty".