2111120321330 has 16 divisors (see below), whose sum is σ = 3812985923544. Its totient is φ = 841566051840.

The previous prime is 2111120321281. The next prime is 2111120321347. The reversal of 2111120321330 is 331230211112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2075982443929 + 35137877401 = 1440827^2 + 187451^2 .

It is a super-2 number, since 2×2111120321330² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360256511 + ... + 360262370.

Almost surely, 2^{2111120321330} is an apocalyptic number.

2111120321330 is a deficient number, since it is larger than the sum of its proper divisors (1701865602214).

2111120321330 is a wasteful number, since it uses less digits than its factorization.

2111120321330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720519181.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2111120321330 its reverse (331230211112), we get a palindrome (2442350532442).

The spelling of 2111120321330 in words is "two trillion, one hundred eleven billion, one hundred twenty million, three hundred twenty-one thousand, three hundred thirty".