2189220002 has 8 divisors (see below), whose sum is σ = 3297924396. Its totient is φ = 1089911872.

The previous prime is 2189219951. The next prime is 2189220013. The reversal of 2189220002 is 2000229812.

It can be written as a sum of positive squares in 2 ways, for example, as 2114068441 + 75151561 = 45979^2 + 8669^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2348483 + ... + 2349414.

Almost surely, 2^2189220002 is an apocalyptic number.

2189220002 is a deficient number, since it is larger than the sum of its proper divisors (1108704394).

2189220002 is a wasteful number, since it uses less digits than its factorization.

2189220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4698132.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 2189220002 is about 46789.1013164391. The cubic root of 2189220002 is about 1298.4636687184.

Adding to 2189220002 its reverse (2000229812), we get a palindrome (4189449814).

The spelling of 2189220002 in words is "two billion, one hundred eighty-nine million, two hundred twenty thousand, two".