201212122130 has 8 divisors (see below), whose sum is σ = 362181819852. Its totient is φ = 80484848848.

The previous prime is 201212122081. The next prime is 201212122141. The reversal of 201212122130 is 31221212102.

201212122130 is digitally balanced in base 3, 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 196373945881 + 4838176249 = 443141^2 + 69557^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201212122099 and 201212122108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10060606097 + ... + 10060606116.

Almost surely, 2^201212122130 is an apocalyptic number.

201212122130 is a deficient number, since it is larger than the sum of its proper divisors (160969697722).

201212122130 is a wasteful number, since it uses less digits than its factorization.

201212122130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20121212220.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 201212122130 its reverse (31221212102), we get a palindrome (232433334232).

The spelling of 201212122130 in words is "two hundred one billion, two hundred twelve million, one hundred twenty-two thousand, one hundred thirty".