2120020330 has 8 divisors (see below), whose sum is σ = 3816036612. Its totient is φ = 848008128.

The previous prime is 2120020319. The next prime is 2120020349. The reversal of 2120020330 is 330200212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2110391721 + 9628609 = 45939^2 + 3103^2 .

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

It is a super-2 number, since 2×2120020330² = 8988972399226617800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2120020330.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106001007 + ... + 106001026.

Almost surely, 2^2120020330 is an apocalyptic number.

2120020330 is a deficient number, since it is larger than the sum of its proper divisors (1696016282).

2120020330 is a wasteful number, since it uses less digits than its factorization.

2120020330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212002040.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2120020330 is about 46043.6785020485. The cubic root of 2120020330 is about 1284.6357640770.

Adding to 2120020330 its reverse (330200212), we get a palindrome (2450220542).

The spelling of 2120020330 in words is "two billion, one hundred twenty million, twenty thousand, three hundred thirty".