100110121120 has 48 divisors (see below), whose sum is σ = 236534443488. Its totient is φ = 40039937280.

The previous prime is 100110121109. The next prime is 100110121127. The reversal of 100110121120 is 21121011001.

It is a super-2 number, since 2×100110121120² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100110121097 and 100110121106.

It is not an unprimeable number, because it can be changed into a prime (100110121127) 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 7 ways as a sum of consecutive naturals, for example, 1889227 + ... + 1941493.

It is an arithmetic number, because the mean of its divisors is an integer number (4927800906).

Almost surely, 2^100110121120 is an apocalyptic number.

100110121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100110121120 is an abundant number, since it is smaller than the sum of its proper divisors (136424322368).

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

100110121120 is a wasteful number, since it uses less digits than its factorization.

100110121120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64253 (or 64245 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100110121120 its reverse (21121011001), we get a palindrome (121231132121).

The spelling of 100110121120 in words is "one hundred billion, one hundred ten million, one hundred twenty-one thousand, one hundred twenty".