2983742202921 has 4 divisors (see below), whose sum is σ = 3978322937232. Its totient is φ = 1989161468612.

The previous prime is 2983742202913. The next prime is 2983742202949. The reversal of 2983742202921 is 1292022473892.

2983742202921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2983742202921 - 2³ = 2983742202913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2983742202121) 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, 497290367151 + ... + 497290367156.

It is an arithmetic number, because the mean of its divisors is an integer number (994580734308).

Almost surely, 2^{2983742202921} is an apocalyptic number.

It is an amenable number.

2983742202921 is a deficient number, since it is larger than the sum of its proper divisors (994580734311).

2983742202921 is an equidigital number, since it uses as much as digits as its factorization.

2983742202921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994580734310.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 2983742202921 in words is "two trillion, nine hundred eighty-three billion, seven hundred forty-two million, two hundred two thousand, nine hundred twenty-one".