2722074230021 has 4 divisors (see below), whose sum is σ = 2730940921632. Its totient is φ = 2713207538412.

The previous prime is 2722074229967. The next prime is 2722074230039. The reversal of 2722074230021 is 1200324702272.

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 2722074230021 - 2¹⁴ = 2722074213637 is a prime.

It is a super-2 number, since 2×2722074230021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2722074230021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2722074230321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4433345345 + ... + 4433345958.

It is an arithmetic number, because the mean of its divisors is an integer number (682735230408).

Almost surely, 2^{2722074230021} is an apocalyptic number.

It is an amenable number.

2722074230021 is a deficient number, since it is larger than the sum of its proper divisors (8866691611).

2722074230021 is an equidigital number, since it uses as much as digits as its factorization.

2722074230021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8866691610.

The product of its (nonzero) digits is 18816, while the sum is 32.

Adding to 2722074230021 its reverse (1200324702272), we get a palindrome (3922398932293).

The spelling of 2722074230021 in words is "two trillion, seven hundred twenty-two billion, seventy-four million, two hundred thirty thousand, twenty-one".