2130201212323 has 4 divisors (see below), whose sum is σ = 2130204153520. Its totient is φ = 2130198271128.

The previous prime is 2130201212291. The next prime is 2130201212389. The reversal of 2130201212323 is 3232121020312.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2130201212323 - 2⁵ = 2130201212291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2130201212294 and 2130201212303.

It is not an unprimeable number, because it can be changed into a prime (2130201212423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465061 + ... + 2115817.

It is an arithmetic number, because the mean of its divisors is an integer number (532551038380).

Almost surely, 2^{2130201212323} is an apocalyptic number.

2130201212323 is a deficient number, since it is larger than the sum of its proper divisors (2941197).

2130201212323 is a wasteful number, since it uses less digits than its factorization.

2130201212323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2941196.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2130201212323 its reverse (3232121020312), we get a palindrome (5362322232635).

The spelling of 2130201212323 in words is "two trillion, one hundred thirty billion, two hundred one million, two hundred twelve thousand, three hundred twenty-three".