212101132430 has 64 divisors (see below), whose sum is σ = 417894510528. Its totient is φ = 76867983360.

The previous prime is 212101132429. The next prime is 212101132469. The reversal of 212101132430 is 34231101212.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 44029382 + ... + 44034198.

It is an arithmetic number, because the mean of its divisors is an integer number (6529601727).

Almost surely, 2^212101132430 is an apocalyptic number.

212101132430 is a deficient number, since it is larger than the sum of its proper divisors (205793378098).

212101132430 is a wasteful number, since it uses less digits than its factorization.

212101132430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 212101132430 its reverse (34231101212), we get a palindrome (246332233642).

The spelling of 212101132430 in words is "two hundred twelve billion, one hundred one million, one hundred thirty-two thousand, four hundred thirty".