21041141422 has 32 divisors (see below), whose sum is σ = 36682022592. Its totient is φ = 8865552384.

The previous prime is 21041141399. The next prime is 21041141423. The reversal of 21041141422 is 22414114012.

It is a junction number, because it is equal to n+sod(n) for n = 21041141393 and 21041141402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21041141423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286998 + ... + 352774.

It is an arithmetic number, because the mean of its divisors is an integer number (1146313206).

Almost surely, 2^21041141422 is an apocalyptic number.

21041141422 is a deficient number, since it is larger than the sum of its proper divisors (15640881170).

21041141422 is a wasteful number, since it uses less digits than its factorization.

21041141422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66172.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 21041141422 its reverse (22414114012), we get a palindrome (43455255434).

The spelling of 21041141422 in words is "twenty-one billion, forty-one million, one hundred forty-one thousand, four hundred twenty-two".