110121121100 has 36 divisors (see below), whose sum is σ = 240428898024. Its totient is φ = 43778206080.

The previous prime is 110121121009. The next prime is 110121121109. The reversal of 110121121100 is 1121121011.

It is a super-2 number, since 2×110121121100² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (110121121109) 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, 3361649 + ... + 3394248.

Almost surely, 2^110121121100 is an apocalyptic number.

110121121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110121121100 is an abundant number, since it is smaller than the sum of its proper divisors (130307776924).

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

110121121100 is a wasteful number, since it uses less digits than its factorization.

110121121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6756074 (or 6756067 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110121121100 its reverse (1121121011), we get a palindrome (111242242111).

The spelling of 110121121100 in words is "one hundred ten billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred".