2120220002 has 8 divisors (see below), whose sum is σ = 3200587356. Its totient is φ = 1053357552.

The previous prime is 2120219989. The next prime is 2120220023. The reversal of 2120220002 is 2000220212.

It can be written as a sum of positive squares in 2 ways, for example, as 1758041041 + 362178961 = 41929^2 + 19031^2 .

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, 3375833 + ... + 3376460.

Almost surely, 2^2120220002 is an apocalyptic number.

2120220002 is a deficient number, since it is larger than the sum of its proper divisors (1080367354).

2120220002 is a wasteful number, since it uses less digits than its factorization.

2120220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6752452.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2120220002 is about 46045.8467399612. The cubic root of 2120220002 is about 1284.6760935235.

Adding to 2120220002 its reverse (2000220212), we get a palindrome (4120440214).

The spelling of 2120220002 in words is "two billion, one hundred twenty million, two hundred twenty thousand, two".