120000100002 has 32 divisors (see below), whose sum is σ = 248927200704. Its totient is φ = 38533608000.

The previous prime is 120000099899. The next prime is 120000100009. The reversal of 120000100002 is 200001000021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (120000100009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2653524 + ... + 2698367.

It is an arithmetic number, because the mean of its divisors is an integer number (7778975022).

Almost surely, 2^120000100002 is an apocalyptic number.

120000100002 is an abundant number, since it is smaller than the sum of its proper divisors (128927100702).

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

120000100002 is a wasteful number, since it uses less digits than its factorization.

120000100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5352034.

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 120000100002 its reverse (200001000021), we get a palindrome (320001100023).

The spelling of 120000100002 in words is "one hundred twenty billion, one hundred thousand, two".