20411216016116 has 48 divisors (see below), whose sum is σ = 37954501724160. Its totient is φ = 9577229124960.

The previous prime is 20411216016109. The next prime is 20411216016137. The reversal of 20411216016116 is 61161061211402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92781971 + ... + 93001701.

It is an arithmetic number, because the mean of its divisors is an integer number (790718785920).

Almost surely, 2^{20411216016116} is an apocalyptic number.

It is an amenable number.

20411216016116 is a deficient number, since it is larger than the sum of its proper divisors (17543285708044).

20411216016116 is a wasteful number, since it uses less digits than its factorization.

20411216016116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231284 (or 231282 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 32.

Adding to 20411216016116 its reverse (61161061211402), we get a palindrome (81572277227518).

The spelling of 20411216016116 in words is "twenty trillion, four hundred eleven billion, two hundred sixteen million, sixteen thousand, one hundred sixteen".