21363133162 has 16 divisors (see below), whose sum is σ = 36709928640. Its totient is φ = 9133774848.

The previous prime is 21363133093. The next prime is 21363133229. The reversal of 21363133162 is 26133136312.

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, 1815063 + ... + 1826794.

It is an arithmetic number, because the mean of its divisors is an integer number (2294370540).

Almost surely, 2^21363133162 is an apocalyptic number.

21363133162 is a deficient number, since it is larger than the sum of its proper divisors (15346795478).

21363133162 is a wasteful number, since it uses less digits than its factorization.

21363133162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642285.

The product of its digits is 11664, while the sum is 31.

Adding to 21363133162 its reverse (26133136312), we get a palindrome (47496269474).

The spelling of 21363133162 in words is "twenty-one billion, three hundred sixty-three million, one hundred thirty-three thousand, one hundred sixty-two".