213202022123012 has 48 divisors (see below), whose sum is σ = 403323232843440. Its totient is φ = 98028876644352.

The previous prime is 213202022122907. The next prime is 213202022123021. The reversal of 213202022123012 is 210321220202312.

It is a happy number.

213202022123012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 57456763840576 + 155745258282436 = 7580024^2 + 12479794^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222448568 + ... + 223404944.

It is an arithmetic number, because the mean of its divisors is an integer number (8402567350905).

Almost surely, 2^{213202022123012} is an apocalyptic number.

It is an amenable number.

213202022123012 is a deficient number, since it is larger than the sum of its proper divisors (190121210720428).

213202022123012 is a wasteful number, since it uses less digits than its factorization.

213202022123012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972600 (or 972598 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 213202022123012 its reverse (210321220202312), we get a palindrome (423523242325324).

The spelling of 213202022123012 in words is "two hundred thirteen trillion, two hundred two billion, twenty-two million, one hundred twenty-three thousand, twelve".