20211341234 has 16 divisors (see below), whose sum is σ = 34682040000. Its totient is φ = 8653496784.

The previous prime is 20211341231. The next prime is 20211341273. The reversal of 20211341234 is 43214311202.

It is not an unprimeable number, because it can be changed into a prime (20211341231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694109 + ... + 722640.

It is an arithmetic number, because the mean of its divisors is an integer number (2167627500).

Almost surely, 2^20211341234 is an apocalyptic number.

20211341234 is a deficient number, since it is larger than the sum of its proper divisors (14470698766).

20211341234 is a wasteful number, since it uses less digits than its factorization.

20211341234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1417777.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20211341234 its reverse (43214311202), we get a palindrome (63425652436).

The spelling of 20211341234 in words is "twenty billion, two hundred eleven million, three hundred forty-one thousand, two hundred thirty-four".