2132131001021 has 4 divisors (see below), whose sum is σ = 2436721144032. Its totient is φ = 1827540858012.

The previous prime is 2132131001009. The next prime is 2132131001069. The reversal of 2132131001021 is 1201001312312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2132131001021 - 2¹⁰ = 2132130999997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132131001081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152295071495 + ... + 152295071508.

It is an arithmetic number, because the mean of its divisors is an integer number (609180286008).

Almost surely, 2^{2132131001021} is an apocalyptic number.

It is an amenable number.

2132131001021 is a deficient number, since it is larger than the sum of its proper divisors (304590143011).

2132131001021 is an equidigital number, since it uses as much as digits as its factorization.

2132131001021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304590143010.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2132131001021 its reverse (1201001312312), we get a palindrome (3333132313333).

The spelling of 2132131001021 in words is "two trillion, one hundred thirty-two billion, one hundred thirty-one million, one thousand, twenty-one".