21113051062 has 16 divisors (see below), whose sum is σ = 32296391280. Its totient is φ = 10347948832.

The previous prime is 21113051059. The next prime is 21113051081. The reversal of 21113051062 is 26015031112.

It is a happy number.

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, 27753 + ... + 207355.

It is an arithmetic number, because the mean of its divisors is an integer number (2018524455).

Almost surely, 2^21113051062 is an apocalyptic number.

21113051062 is a deficient number, since it is larger than the sum of its proper divisors (11183340218).

21113051062 is a wasteful number, since it uses less digits than its factorization.

21113051062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180767.

The product of its (nonzero) digits is 360, while the sum is 22.

Adding to 21113051062 its reverse (26015031112), we get a palindrome (47128082174).

The spelling of 21113051062 in words is "twenty-one billion, one hundred thirteen million, fifty-one thousand, sixty-two".