212029840101 has 4 divisors (see below), whose sum is σ = 282706453472. Its totient is φ = 141353226732.

The previous prime is 212029840097. The next prime is 212029840181. The reversal of 212029840101 is 101048920212.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 212029840101 - 2² = 212029840097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212029840181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35338306681 + ... + 35338306686.

It is an arithmetic number, because the mean of its divisors is an integer number (70676613368).

Almost surely, 2^212029840101 is an apocalyptic number.

It is an amenable number.

212029840101 is a deficient number, since it is larger than the sum of its proper divisors (70676613371).

212029840101 is an equidigital number, since it uses as much as digits as its factorization.

212029840101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70676613370.

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 212029840101 in words is "two hundred twelve billion, twenty-nine million, eight hundred forty thousand, one hundred one".