4722221001 has 8 divisors (see below), whose sum is σ = 6298909344. Its totient is φ = 3146840000.

The previous prime is 4722220991. The next prime is 4722221029. The reversal of 4722221001 is 1001222274.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4722221001 - 2⁵ = 4722220969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4722221051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318375 + ... + 332876.

It is an arithmetic number, because the mean of its divisors is an integer number (787363668).

Almost surely, 2^4722221001 is an apocalyptic number.

It is an amenable number.

4722221001 is a deficient number, since it is larger than the sum of its proper divisors (1576688343).

4722221001 is a wasteful number, since it uses less digits than its factorization.

4722221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653671.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 4722221001 is about 68718.4182079303. The cubic root of 4722221001 is about 1677.7043713088.

Adding to 4722221001 its reverse (1001222274), we get a palindrome (5723443275).

The spelling of 4722221001 in words is "four billion, seven hundred twenty-two million, two hundred twenty-one thousand, one".