120002201210100 has 144 divisors (see below), whose sum is σ = 378952619605056. Its totient is φ = 29077461504000.

The previous prime is 120002201210057. The next prime is 120002201210107. The reversal of 120002201210100 is 1012102200021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002201210107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1869919 + ... + 15604518.

It is an arithmetic number, because the mean of its divisors is an integer number (2631615413924).

Almost surely, 2^{120002201210100} is an apocalyptic number.

120002201210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120002201210100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189476309802528).

120002201210100 is an abundant number, since it is smaller than the sum of its proper divisors (258950418394956).

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

120002201210100 is a wasteful number, since it uses less digits than its factorization.

120002201210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17476546 (or 17476539 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120002201210100 its reverse (1012102200021), we get a palindrome (121014303410121).

The spelling of 120002201210100 in words is "one hundred twenty trillion, two billion, two hundred one million, two hundred ten thousand, one hundred".