2121313133301 has 8 divisors (see below), whose sum is σ = 2830243480800. Its totient is φ = 1413295770672.

The previous prime is 2121313133273. The next prime is 2121313133309. The reversal of 2121313133301 is 1033313131212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2121313133301 - 2⁹ = 2121313132789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121313133309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228240795 + ... + 228250088.

It is an arithmetic number, because the mean of its divisors is an integer number (353780435100).

Almost surely, 2^{2121313133301} is an apocalyptic number.

It is an amenable number.

2121313133301 is a deficient number, since it is larger than the sum of its proper divisors (708930347499).

2121313133301 is a wasteful number, since it uses less digits than its factorization.

2121313133301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456492435.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 2121313133301 its reverse (1033313131212), we get a palindrome (3154626264513).

The spelling of 2121313133301 in words is "two trillion, one hundred twenty-one billion, three hundred thirteen million, one hundred thirty-three thousand, three hundred one".