120012203202100 has 54 divisors (see below), whose sum is σ = 286253900575622. Its totient is φ = 43640801160000.

The previous prime is 120012203202013. The next prime is 120012203202137. The reversal of 120012203202100 is 1202302210021.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4104327535396 + 115907875666704 = 2025914^2 + 10766052^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4959169851 + ... + 4959194050.

Almost surely, 2^{120012203202100} is an apocalyptic number.

120012203202100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012203202100 is an abundant number, since it is smaller than the sum of its proper divisors (166241697373522).

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

120012203202100 is a wasteful number, since it uses less digits than its factorization.

120012203202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9918363937 (or 9918363919 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 120012203202100 its reverse (1202302210021), we get a palindrome (121214505412121).

The spelling of 120012203202100 in words is "one hundred twenty trillion, twelve billion, two hundred three million, two hundred two thousand, one hundred".