212002202012212 has 48 divisors (see below), whose sum is σ = 391573815881472. Its totient is φ = 100319662392320.

The previous prime is 212002202012173. The next prime is 212002202012213. The reversal of 212002202012212 is 212210202200212.

It is a self number, because there is not a number n which added to its sum of digits gives 212002202012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212002202012213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120828898 + ... + 122570905.

It is an arithmetic number, because the mean of its divisors is an integer number (8157787830864).

Almost surely, 2^{212002202012212} is an apocalyptic number.

It is an amenable number.

212002202012212 is a deficient number, since it is larger than the sum of its proper divisors (179571613869260).

212002202012212 is a wasteful number, since it uses less digits than its factorization.

212002202012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243400008 (or 243400006 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 212002202012212 its reverse (212210202200212), we get a palindrome (424212404212424).

The spelling of 212002202012212 in words is "two hundred twelve trillion, two billion, two hundred two million, twelve thousand, two hundred twelve".