55100010011 has 4 divisors (see below), whose sum is σ = 55605514800. Its totient is φ = 54594505224.

The previous prime is 55100009981. The next prime is 55100010023. The reversal of 55100010011 is 11001000155.

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 55100010011 - 2²² = 55095815707 is a prime.

It is a super-2 number, since 2×55100010011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55100010611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252752231 + ... + 252752448.

It is an arithmetic number, because the mean of its divisors is an integer number (13901378700).

Almost surely, 2^55100010011 is an apocalyptic number.

55100010011 is a deficient number, since it is larger than the sum of its proper divisors (505504789).

55100010011 is a wasteful number, since it uses less digits than its factorization.

55100010011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505504788.

The product of its (nonzero) digits is 25, while the sum is 14.

Adding to 55100010011 its reverse (11001000155), we get a palindrome (66101010166).

The spelling of 55100010011 in words is "fifty-five billion, one hundred million, ten thousand, eleven".