202122133012 has 12 divisors (see below), whose sum is σ = 374520423060. Its totient is φ = 95116297856.

The previous prime is 202122132983. The next prime is 202122133013. The reversal of 202122133012 is 210331221202.

It can be written as a sum of positive squares in 2 ways, for example, as 69477579396 + 132644553616 = 263586^2 + 364204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202122133013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486192087 + ... + 1486192222.

It is an arithmetic number, because the mean of its divisors is an integer number (31210035255).

Almost surely, 2^202122133012 is an apocalyptic number.

It is an amenable number.

202122133012 is a deficient number, since it is larger than the sum of its proper divisors (172398290048).

202122133012 is a wasteful number, since it uses less digits than its factorization.

202122133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972384330 (or 2972384328 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 202122133012 its reverse (210331221202), we get a palindrome (412453354214).

The spelling of 202122133012 in words is "two hundred two billion, one hundred twenty-two million, one hundred thirty-three thousand, twelve".