55500101111100 has 36 divisors (see below), whose sum is σ = 160580292548984. Its totient is φ = 14800026962880.

The previous prime is 55500101111093. The next prime is 55500101111101. The reversal of 55500101111100 is 111110100555.

It is a super-2 number, since 2×55500101111100² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55500101111101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92500168219 + ... + 92500168818.

Almost surely, 2^{55500101111100} is an apocalyptic number.

55500101111100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55500101111100 is an abundant number, since it is smaller than the sum of its proper divisors (105080191437884).

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

55500101111100 is a wasteful number, since it uses less digits than its factorization.

55500101111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185000337054 (or 185000337047 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 21.

Adding to 55500101111100 its reverse (111110100555), we get a palindrome (55611211211655).

The spelling of 55500101111100 in words is "fifty-five trillion, five hundred billion, one hundred one million, one hundred eleven thousand, one hundred".