212203020130 has 16 divisors (see below), whose sum is σ = 382013272440. Its totient is φ = 84870577792.

The previous prime is 212203020121. The next prime is 212203020199. The reversal of 212203020130 is 31020302212.

It can be written as a sum of positive squares in 4 ways, for example, as 133795739961 + 78407280169 = 365781^2 + 280013^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1244689 + ... + 1404868.

Almost surely, 2^212203020130 is an apocalyptic number.

212203020130 is a deficient number, since it is larger than the sum of its proper divisors (169810252310).

212203020130 is a wasteful number, since it uses less digits than its factorization.

212203020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657573.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 212203020130 its reverse (31020302212), we get a palindrome (243223322342).

The spelling of 212203020130 in words is "two hundred twelve billion, two hundred three million, twenty thousand, one hundred thirty".