2141100321 has 4 divisors (see below), whose sum is σ = 2854800432. Its totient is φ = 1427400212.

The previous prime is 2141100301. The next prime is 2141100331. The reversal of 2141100321 is 1230011412.

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 2141100321 - 2⁵ = 2141100289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2141100321.

It is not an unprimeable number, because it can be changed into a prime (2141100301) 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, 356850051 + ... + 356850056.

It is an arithmetic number, because the mean of its divisors is an integer number (713700108).

Almost surely, 2^2141100321 is an apocalyptic number.

It is an amenable number.

2141100321 is a deficient number, since it is larger than the sum of its proper divisors (713700111).

2141100321 is an equidigital number, since it uses as much as digits as its factorization.

2141100321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713700110.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2141100321 is about 46272.0252528458. The cubic root of 2141100321 is about 1288.8795673592.

Adding to 2141100321 its reverse (1230011412), we get a palindrome (3371111733).

The spelling of 2141100321 in words is "two billion, one hundred forty-one million, one hundred thousand, three hundred twenty-one".