2216651001 has 16 divisors (see below), whose sum is σ = 3100896768. Its totient is φ = 1406649600.

The previous prime is 2216650993. The next prime is 2216651011. The reversal of 2216651001 is 1001566122.

2216651001 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2216651001 - 2³ = 2216650993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2216651011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189696 + ... + 201041.

It is an arithmetic number, because the mean of its divisors is an integer number (193806048).

Almost surely, 2^2216651001 is an apocalyptic number.

It is an amenable number.

2216651001 is a deficient number, since it is larger than the sum of its proper divisors (884245767).

2216651001 is a wasteful number, since it uses less digits than its factorization.

2216651001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390832.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2216651001 is about 47081.3232715479. The cubic root of 2216651001 is about 1303.8644380966.

The spelling of 2216651001 in words is "two billion, two hundred sixteen million, six hundred fifty-one thousand, one".