110021001212120 has 128 divisors (see below), whose sum is σ = 250099032637440. Its totient is φ = 43557671616000.

The previous prime is 110021001212051. The next prime is 110021001212149. The reversal of 110021001212120 is 21212100120011.

It is a junction number, because it is equal to n+sod(n) for n = 110021001212095 and 110021001212104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1247034329 + ... + 1247122551.

It is an arithmetic number, because the mean of its divisors is an integer number (1953898692480).

Almost surely, 2^{110021001212120} is an apocalyptic number.

110021001212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021001212120 is an abundant number, since it is smaller than the sum of its proper divisors (140078031425320).

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

110021001212120 is a wasteful number, since it uses less digits than its factorization.

110021001212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89265 (or 89261 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 110021001212120 its reverse (21212100120011), we get a palindrome (131233101332131).

The spelling of 110021001212120 in words is "one hundred ten trillion, twenty-one billion, one million, two hundred twelve thousand, one hundred twenty".