110000001210120 has 144 divisors (see below), whose sum is σ = 415867351580460. Its totient is φ = 25142857415424.

The previous prime is 110000001210037. The next prime is 110000001210193. The reversal of 110000001210120 is 21012100000011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 88871986713636 + 21128014496484 = 9427194^2 + 4596522^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3117896227 + ... + 3117931506.

Almost surely, 2^{110000001210120} is an apocalyptic number.

110000001210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110000001210120 is an abundant number, since it is smaller than the sum of its proper divisors (305867350370340).

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

110000001210120 is a wasteful number, since it uses less digits than its factorization.

110000001210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6235827764 (or 6235827750 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110000001210120 its reverse (21012100000011), we get a palindrome (131012101210131).

The spelling of 110000001210120 in words is "one hundred ten trillion, one million, two hundred ten thousand, one hundred twenty".