21442412114 has 16 divisors (see below), whose sum is σ = 33879828480. Its totient is φ = 10149915600.

The previous prime is 21442412111. The next prime is 21442412119. The reversal of 21442412114 is 41121424412.

It is a super-2 number, since 2×21442412114² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21442412111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138962 + ... + 249389.

It is an arithmetic number, because the mean of its divisors is an integer number (2117489280).

Almost surely, 2^21442412114 is an apocalyptic number.

21442412114 is a deficient number, since it is larger than the sum of its proper divisors (12437416366).

21442412114 is a wasteful number, since it uses less digits than its factorization.

21442412114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389825.

The product of its digits is 2048, while the sum is 26.

Adding to 21442412114 its reverse (41121424412), we get a palindrome (62563836526).

The spelling of 21442412114 in words is "twenty-one billion, four hundred forty-two million, four hundred twelve thousand, one hundred fourteen".