110312120100 has 144 divisors (see below), whose sum is σ = 392824385408. Its totient is φ = 23274639360.

The previous prime is 110312120081. The next prime is 110312120101. The reversal of 110312120100 is 1021213011.

It is a super-4 number, since 4×110312120100⁴ (a number of 45 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (110312120101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1993069 + ... + 2047668.

Almost surely, 2^110312120100 is an apocalyptic number.

110312120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110312120100 is an abundant number, since it is smaller than the sum of its proper divisors (282512265308).

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

110312120100 is a wasteful number, since it uses less digits than its factorization.

110312120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040774 (or 4040767 counting only the distinct ones).

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

Adding to 110312120100 its reverse (1021213011), we get a palindrome (111333333111).

The spelling of 110312120100 in words is "one hundred ten billion, three hundred twelve million, one hundred twenty thousand, one hundred".