21141300016 has 10 divisors (see below), whose sum is σ = 40961268812. Its totient is φ = 10570650000.

The previous prime is 21141299999. The next prime is 21141300017. The reversal of 21141300016 is 61000314112.

It is a junction number, because it is equal to n+sod(n) for n = 21141299966 and 21141300002.

It is not an unprimeable number, because it can be changed into a prime (21141300017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660665610 + ... + 660665641.

Almost surely, 2^21141300016 is an apocalyptic number.

It is an amenable number.

21141300016 is a deficient number, since it is larger than the sum of its proper divisors (19819968796).

21141300016 is a wasteful number, since it uses less digits than its factorization.

21141300016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321331259 (or 1321331253 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21141300016 its reverse (61000314112), we get a palindrome (82141614128).

The spelling of 21141300016 in words is "twenty-one billion, one hundred forty-one million, three hundred thousand, sixteen".