100121100310 has 48 divisors (see below), whose sum is σ = 226389548448. Its totient is φ = 31206574080.

The previous prime is 100121100217. The next prime is 100121100341. The reversal of 100121100310 is 13001121001.

It is a super-2 number, since 2×100121100310² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5901867 + ... + 5918806.

It is an arithmetic number, because the mean of its divisors is an integer number (4716448926).

Almost surely, 2^100121100310 is an apocalyptic number.

100121100310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100121100310 is an abundant number, since it is smaller than the sum of its proper divisors (126268448138).

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

100121100310 is a wasteful number, since it uses less digits than its factorization.

100121100310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11820709 (or 11820698 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 100121100310 its reverse (13001121001), we get a palindrome (113122221311).

The spelling of 100121100310 in words is "one hundred billion, one hundred twenty-one million, one hundred thousand, three hundred ten".