212103332301 has 64 divisors (see below), whose sum is σ = 344377958400. Its totient is φ = 113420736000.

The previous prime is 212103332297. The next prime is 212103332303. The reversal of 212103332301 is 103233301212.

It is not a de Polignac number, because 212103332301 - 2² = 212103332297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212103332303) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46197516 + ... + 46202106.

It is an arithmetic number, because the mean of its divisors is an integer number (5380905600).

Almost surely, 2^212103332301 is an apocalyptic number.

212103332301 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

212103332301 is a deficient number, since it is larger than the sum of its proper divisors (132274626099).

212103332301 is a wasteful number, since it uses less digits than its factorization.

212103332301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 212103332301 its reverse (103233301212), we get a palindrome (315336633513).

The spelling of 212103332301 in words is "two hundred twelve billion, one hundred three million, three hundred thirty-two thousand, three hundred one".