202130121210010 has 24 divisors (see below), whose sum is σ = 423235723187700. Its totient is φ = 69301755843264.

The previous prime is 202130121209941. The next prime is 202130121210029. The reversal of 202130121210010 is 10012121031202.

202130121210010 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 2 ways, for example, as 197568577816281 + 4561543393729 = 14055909^2 + 2135777^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 206255225235 + ... + 206255226214.

Almost surely, 2^{202130121210010} is an apocalyptic number.

202130121210010 is an abundant number, since it is smaller than the sum of its proper divisors (221105601977690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202130121210010 is a wasteful number, since it uses less digits than its factorization.

202130121210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412510451470 (or 412510451463 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 202130121210010 its reverse (10012121031202), we get a palindrome (212142242241212).

The spelling of 202130121210010 in words is "two hundred two trillion, one hundred thirty billion, one hundred twenty-one million, two hundred ten thousand, ten".