2152220002 has 4 divisors (see below), whose sum is σ = 3228330006. Its totient is φ = 1076110000.

The previous prime is 2152219997. The next prime is 2152220023. The reversal of 2152220002 is 2000222512.

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

It can be written as a sum of positive squares in only one way, i.e., 1667823921 + 484396081 = 40839^2 + 22009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538054999 + ... + 538055002.

Almost surely, 2^2152220002 is an apocalyptic number.

2152220002 is a deficient number, since it is larger than the sum of its proper divisors (1076110004).

2152220002 is a wasteful number, since it uses less digits than its factorization.

2152220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076110003.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2152220002 is about 46392.0251983032. The cubic root of 2152220002 is about 1291.1069564188.

Adding to 2152220002 its reverse (2000222512), we get a palindrome (4152442514).

The spelling of 2152220002 in words is "two billion, one hundred fifty-two million, two hundred twenty thousand, two".