212212020112124 has 24 divisors (see below), whose sum is σ = 380429711452896. Its totient is φ = 103517828352000.

The previous prime is 212212020112123. The next prime is 212212020112151. The reversal of 212212020112124 is 421211020212212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212212020112124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212212020112123) 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, 90297884 + ... + 92618204.

It is an arithmetic number, because the mean of its divisors is an integer number (15851237977204).

Almost surely, 2^{212212020112124} is an apocalyptic number.

It is an amenable number.

212212020112124 is a deficient number, since it is larger than the sum of its proper divisors (168217691340772).

212212020112124 is a wasteful number, since it uses less digits than its factorization.

212212020112124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2878037 (or 2878035 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 212212020112124 its reverse (421211020212212), we get a palindrome (633423040324336).

The spelling of 212212020112124 in words is "two hundred twelve trillion, two hundred twelve billion, twenty million, one hundred twelve thousand, one hundred twenty-four".