212204002130 has 8 divisors (see below), whose sum is σ = 381967203852. Its totient is φ = 84881600848.

The previous prime is 212204002123. The next prime is 212204002151. The reversal of 212204002130 is 31200402212.

It can be written as a sum of positive squares in 2 ways, for example, as 212171705641 + 32296489 = 460621^2 + 5683^2 .

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 = 212204002099 and 212204002108.

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, 10610200097 + ... + 10610200116.

Almost surely, 2^212204002130 is an apocalyptic number.

212204002130 is a deficient number, since it is larger than the sum of its proper divisors (169763201722).

212204002130 is a wasteful number, since it uses less digits than its factorization.

212204002130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21220400220.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 212204002130 its reverse (31200402212), we get a palindrome (243404404342).

The spelling of 212204002130 in words is "two hundred twelve billion, two hundred four million, two thousand, one hundred thirty".