5501010111001 has 4 divisors (see below), whose sum is σ = 5501039399604. Its totient is φ = 5500980822400.

The previous prime is 5501010110987. The next prime is 5501010111007. The reversal of 5501010111001 is 1001110101055.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2981009433600 + 2520000677401 = 1726560^2 + 1587451^2 .

It is a cyclic number.

It is not a de Polignac number, because 5501010111001 - 2⁷ = 5501010110873 is a prime.

It is a super-2 number, since 2×5501010111001² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5501010111007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14360740 + ... + 14738821.

It is an arithmetic number, because the mean of its divisors is an integer number (1375259849901).

Almost surely, 2^{5501010111001} is an apocalyptic number.

It is an amenable number.

5501010111001 is a deficient number, since it is larger than the sum of its proper divisors (29288603).

5501010111001 is a wasteful number, since it uses less digits than its factorization.

5501010111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29288602.

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

Adding to 5501010111001 its reverse (1001110101055), we get a palindrome (6502120212056).

The spelling of 5501010111001 in words is "five trillion, five hundred one billion, ten million, one hundred eleven thousand, one".