2122136603 has 4 divisors (see below), whose sum is σ = 2158105080. Its totient is φ = 2086168128.

The previous prime is 2122136563. The next prime is 2122136623. The reversal of 2122136603 is 3066312212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122136603 - 2¹⁸ = 2121874459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122136623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17984150 + ... + 17984267.

It is an arithmetic number, because the mean of its divisors is an integer number (539526270).

Almost surely, 2^2122136603 is an apocalyptic number.

2122136603 is a deficient number, since it is larger than the sum of its proper divisors (35968477).

2122136603 is an equidigital number, since it uses as much as digits as its factorization.

2122136603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35968476.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2122136603 is about 46066.6539158207. The cubic root of 2122136603 is about 1285.0630769402.

Adding to 2122136603 its reverse (3066312212), we get a palindrome (5188448815).

The spelling of 2122136603 in words is "two billion, one hundred twenty-two million, one hundred thirty-six thousand, six hundred three".