100110511105550 has 24 divisors (see below), whose sum is σ = 203133327989832. Its totient is φ = 36403822220000.

The previous prime is 100110511105529. The next prime is 100110511105571. The reversal of 100110511105550 is 55501115011001.

It is an interprime number because it is at equal distance from previous prime (100110511105529) and next prime (100110511105571).

It is a super-2 number, since 2×100110511105550² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91009555001 + ... + 91009556100.

It is an arithmetic number, because the mean of its divisors is an integer number (8463888666243).

Almost surely, 2^{100110511105550} is an apocalyptic number.

100110511105550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100110511105550 is an abundant number, since it is smaller than the sum of its proper divisors (103022816884282).

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

100110511105550 is a wasteful number, since it uses less digits than its factorization.

100110511105550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182019111124 (or 182019111119 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 26.

Adding to 100110511105550 its reverse (55501115011001), we get a palindrome (155611626116551).

The spelling of 100110511105550 in words is "one hundred trillion, one hundred ten billion, five hundred eleven million, one hundred five thousand, five hundred fifty".