20011422334 has 16 divisors (see below), whose sum is σ = 31083073200. Its totient is φ = 9651083904.

The previous prime is 20011422241. The next prime is 20011422359. The reversal of 20011422334 is 43322411002.

It is a congruent number.

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, 112452 + ... + 229495.

It is an arithmetic number, because the mean of its divisors is an integer number (1942692075).

Almost surely, 2^20011422334 is an apocalyptic number.

20011422334 is a deficient number, since it is larger than the sum of its proper divisors (11071650866).

20011422334 is a wasteful number, since it uses less digits than its factorization.

20011422334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342987.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20011422334 its reverse (43322411002), we get a palindrome (63333833336).

The spelling of 20011422334 in words is "twenty billion, eleven million, four hundred twenty-two thousand, three hundred thirty-four".