10213131202 has 16 divisors (see below), whose sum is σ = 15872743800.
Its totient is φ = 4922767360.
The previous prime is 10213131193. The next prime is 10213131223. The reversal of 10213131202 is 20213131201.
Adding to 10213131202 its reverse (20213131201), we get a palindrome (30426262403).
Subtracting 10213131202 from its reverse (20213131201), we obtain a palindrome (9999999999).
It can be written as a sum of positive squares in 4 ways, for example, as 9898459081 + 314672121 = 99491^2 + 17739^2
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100177 + ... + 174532.
Almost surely, 210213131202 is an apocalyptic number.
10213131202 is a deficient number, since it is larger than the sum of its proper divisors (5659612598).
10213131202 is a wasteful number, since it uses less digits than its factorization.
10213131202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275381.
The product of its (nonzero) digits is 72, while the sum is 16.
The spelling of 10213131202 in words is "ten billion, two hundred thirteen million, one hundred thirty-one thousand, two hundred two".