212030133101 has 4 divisors (see below), whose sum is σ = 217201599804. Its totient is φ = 206858666400.

The previous prime is 212030133059. The next prime is 212030133109. The reversal of 212030133101 is 101331030212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 99288640201 + 112741492900 = 315101^2 + 335770^2 .

It is a cyclic number.

It is not a de Polignac number, because 212030133101 - 2²⁶ = 211963024237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212030133101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212030133109) 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, 2585733290 + ... + 2585733371.

It is an arithmetic number, because the mean of its divisors is an integer number (54300399951).

Almost surely, 2^212030133101 is an apocalyptic number.

It is an amenable number.

212030133101 is a deficient number, since it is larger than the sum of its proper divisors (5171466703).

212030133101 is an equidigital number, since it uses as much as digits as its factorization.

212030133101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171466702.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 212030133101 its reverse (101331030212), we get a palindrome (313361163313).

The spelling of 212030133101 in words is "two hundred twelve billion, thirty million, one hundred thirty-three thousand, one hundred one".