2140421214043 has 4 divisors (see below), whose sum is σ = 2446195673200. Its totient is φ = 1834646754888.

The previous prime is 2140421214031. The next prime is 2140421214049. The reversal of 2140421214043 is 3404121240412.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2140421214043 - 2⁹ = 2140421213531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140421214049) 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, 152887229568 + ... + 152887229581.

It is an arithmetic number, because the mean of its divisors is an integer number (611548918300).

Almost surely, 2^{2140421214043} is an apocalyptic number.

2140421214043 is a deficient number, since it is larger than the sum of its proper divisors (305774459157).

2140421214043 is an equidigital number, since it uses as much as digits as its factorization.

2140421214043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305774459156.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 2140421214043 its reverse (3404121240412), we get a palindrome (5544542454455).

The spelling of 2140421214043 in words is "two trillion, one hundred forty billion, four hundred twenty-one million, two hundred fourteen thousand, forty-three".