201202122130 has 16 divisors (see below), whose sum is σ = 362276037720. Its totient is φ = 80455911552.

The previous prime is 201202122127. The next prime is 201202122139. The reversal of 201202122130 is 31221202102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 97942083849 + 103260038281 = 312957^2 + 321341^2 .

It is not an unprimeable number, because it can be changed into a prime (201202122139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3083259 + ... + 3147838.

Almost surely, 2^201202122130 is an apocalyptic number.

201202122130 is a deficient number, since it is larger than the sum of its proper divisors (161073915590).

201202122130 is a wasteful number, since it uses less digits than its factorization.

201202122130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6234333.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 201202122130 its reverse (31221202102), we get a palindrome (232423324232).

The spelling of 201202122130 in words is "two hundred one billion, two hundred two million, one hundred twenty-two thousand, one hundred thirty".