50051000101111 has 4 divisors (see below), whose sum is σ = 50051015625400. Its totient is φ = 50050984576824.

The previous prime is 50051000101099. The next prime is 50051000101121. The reversal of 50051000101111 is 11110100015005.

50051000101111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50051000101111 - 2⁹ = 50051000100599 is a prime.

It is a super-2 number, since 2×50051000101111² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50051000101121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 909516 + ... + 10046353.

It is an arithmetic number, because the mean of its divisors is an integer number (12512753906350).

Almost surely, 2^{50051000101111} is an apocalyptic number.

50051000101111 is a deficient number, since it is larger than the sum of its proper divisors (15524289).

50051000101111 is a wasteful number, since it uses less digits than its factorization.

50051000101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15524288.

The product of its (nonzero) digits is 25, while the sum is 16.

Adding to 50051000101111 its reverse (11110100015005), we get a palindrome (61161100116116).

The spelling of 50051000101111 in words is "fifty trillion, fifty-one billion, one hundred one thousand, one hundred eleven".