2113120507 has 2 divisors, whose sum is σ = 2113120508. Its totient is φ = 2113120506.

The previous prime is 2113120483. The next prime is 2113120567. The reversal of 2113120507 is 7050213112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2113120507 - 2⁷ = 2113120379 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113120567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056560253 + 1056560254.

It is an arithmetic number, because the mean of its divisors is an integer number (1056560254).

Almost surely, 2^2113120507 is an apocalyptic number.

2113120507 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113120507 is an equidigital number, since it uses as much as digits as its factorization.

2113120507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 2113120507 is about 45968.6905077793. The cubic root of 2113120507 is about 1283.2405899058.

Adding to 2113120507 its reverse (7050213112), we get a palindrome (9163333619).

The spelling of 2113120507 in words is "two billion, one hundred thirteen million, one hundred twenty thousand, five hundred seven".