2121330000007 has 8 divisors (see below), whose sum is σ = 2135172486096. Its totient is φ = 2107491701952.

The previous prime is 2121330000001. The next prime is 2121330000043. The reversal of 2121330000007 is 7000000331212.

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

It is a cyclic number.

It is not a de Polignac number, because 2121330000007 - 2³¹ = 2119182516359 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 (2121330000001) 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, 27433 + ... + 2059954.

It is an arithmetic number, because the mean of its divisors is an integer number (266896560762).

Almost surely, 2^{2121330000007} is an apocalyptic number.

2121330000007 is a deficient number, since it is larger than the sum of its proper divisors (13842486089).

2121330000007 is a wasteful number, since it uses less digits than its factorization.

2121330000007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094017.

The product of its (nonzero) digits is 252, while the sum is 19.

Adding to 2121330000007 its reverse (7000000331212), we get a palindrome (9121330331219).

The spelling of 2121330000007 in words is "two trillion, one hundred twenty-one billion, three hundred thirty million, seven", and thus it is an aban number.