51101016 has 32 divisors (see below), whose sum is σ = 132159600. Its totient is φ = 16446080.

The previous prime is 51101003. The next prime is 51101023. The reversal of 51101016 is 61010115.

It is a super-2 number, since 2×51101016² = 5222627672464512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51100986 and 51101004.

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, 36015 + ... + 37406.

Almost surely, 2^51101016 is an apocalyptic number.

It is an amenable number.

51101016 is an abundant number, since it is smaller than the sum of its proper divisors (81058584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51101016 is a wasteful number, since it uses less digits than its factorization.

51101016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73459 (or 73455 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 51101016 is about 7148.4974645026. The cubic root of 51101016 is about 371.0876590718.

Subtracting 51101016 from its reverse (61010115), we obtain a palindrome (9909099).

The spelling of 51101016 in words is "fifty-one million, one hundred one thousand, sixteen".