1110121123100 has 72 divisors (see below), whose sum is σ = 2646866006400. Its totient is φ = 400776177600.

The previous prime is 1110121122997. The next prime is 1110121123109. The reversal of 1110121123100 is 13211210111.

It is a super-2 number, since 2×1110121123100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110121123109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3477320 + ... + 3783119.

Almost surely, 2^{1110121123100} is an apocalyptic number.

1110121123100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110121123100 is an abundant number, since it is smaller than the sum of its proper divisors (1536744883300).

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

1110121123100 is a wasteful number, since it uses less digits than its factorization.

1110121123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7260603 (or 7260596 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1110121123100 its reverse (13211210111), we get a palindrome (1123332333211).

The spelling of 1110121123100 in words is "one trillion, one hundred ten billion, one hundred twenty-one million, one hundred twenty-three thousand, one hundred".