12100302213021 has 64 divisors (see below), whose sum is σ = 20700865152000. Its totient is φ = 6915970434240.

The previous prime is 12100302213019. The next prime is 12100302213031. The reversal of 12100302213021 is 12031220300121.

12100302213021 is a `hidden beast` number, since 1 + 210 + 0 + 302 + 2 + 130 + 21 = 666.

It is not a de Polignac number, because 12100302213021 - 2¹ = 12100302213019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12100302212985 and 12100302213003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100302213031) 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, 15965551 + ... + 16706268.

It is an arithmetic number, because the mean of its divisors is an integer number (323451018000).

Almost surely, 2^{12100302213021} is an apocalyptic number.

12100302213021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12100302213021 is a deficient number, since it is larger than the sum of its proper divisors (8600562938979).

12100302213021 is a wasteful number, since it uses less digits than its factorization.

12100302213021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32671911 (or 32671905 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12100302213021 its reverse (12031220300121), we get a palindrome (24131522513142).

The spelling of 12100302213021 in words is "twelve trillion, one hundred billion, three hundred two million, two hundred thirteen thousand, twenty-one".