100112121010 has 16 divisors (see below), whose sum is σ = 196583801472. Its totient is φ = 36404407600.

The previous prime is 100112121001. The next prime is 100112121017. The reversal of 100112121010 is 10121211001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (100112121017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455054986 + ... + 455055205.

It is an arithmetic number, because the mean of its divisors is an integer number (12286487592).

Almost surely, 2^100112121010 is an apocalyptic number.

100112121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100112121010 is a deficient number, since it is larger than the sum of its proper divisors (96471680462).

100112121010 is a wasteful number, since it uses less digits than its factorization.

100112121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910110209.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 100112121010 its reverse (10121211001), we get a palindrome (110233332011).

It can be divided in two parts, 100112 and 121010, that added together give a palindrome (221122).

The spelling of 100112121010 in words is "one hundred billion, one hundred twelve million, one hundred twenty-one thousand, ten".