120200300100 has 54 divisors (see below), whose sum is σ = 376761165690. Its totient is φ = 32053413120.

The previous prime is 120200300093. The next prime is 120200300107. The reversal of 120200300100 is 1003002021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120200300093) and next prime (120200300107).

It can be written as a sum of positive squares in 3 ways, for example, as 31791603204 + 88408696896 = 178302^2 + 297336^2 .

It is a super-2 number, since 2×120200300100² (a number of 23 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (120200300107) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 66777045 + ... + 66778844.

Almost surely, 2^120200300100 is an apocalyptic number.

120200300100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120200300100 is an abundant number, since it is smaller than the sum of its proper divisors (256560865590).

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

120200300100 is a wasteful number, since it uses less digits than its factorization.

120200300100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133555909 (or 133555899 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 120200300100 its reverse (1003002021), we get a palindrome (121203302121).

The spelling of 120200300100 in words is "one hundred twenty billion, two hundred million, three hundred thousand, one hundred".