2130213040021 has 8 divisors (see below), whose sum is σ = 2460566934144. Its totient is φ = 1822642173120.

The previous prime is 2130213040019. The next prime is 2130213040027. The reversal of 2130213040021 is 1200403120312.

It is a happy number.

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 2130213040021 - 2¹ = 2130213040019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130213040027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5695756605 + ... + 5695756978.

It is an arithmetic number, because the mean of its divisors is an integer number (307570866768).

Almost surely, 2^{2130213040021} is an apocalyptic number.

It is an amenable number.

2130213040021 is a deficient number, since it is larger than the sum of its proper divisors (330353894123).

2130213040021 is a wasteful number, since it uses less digits than its factorization.

2130213040021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11391513611.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2130213040021 its reverse (1200403120312), we get a palindrome (3330616160333).

The spelling of 2130213040021 in words is "two trillion, one hundred thirty billion, two hundred thirteen million, forty thousand, twenty-one".