20122334135 has 4 divisors (see below), whose sum is σ = 24146800968. Its totient is φ = 16097867304.

The previous prime is 20122334119. The next prime is 20122334261. The reversal of 20122334135 is 53143322102.

It is a happy number.

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 20122334135 - 2⁴ = 20122334119 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 2012233409 + ... + 2012233418.

It is an arithmetic number, because the mean of its divisors is an integer number (6036700242).

Almost surely, 2^20122334135 is an apocalyptic number.

20122334135 is a deficient number, since it is larger than the sum of its proper divisors (4024466833).

20122334135 is an equidigital number, since it uses as much as digits as its factorization.

20122334135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4024466832.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 20122334135 its reverse (53143322102), we get a palindrome (73265656237).

The spelling of 20122334135 in words is "twenty billion, one hundred twenty-two million, three hundred thirty-four thousand, one hundred thirty-five".