120101101220100 has 288 divisors, whose sum is σ = 466563384032256. Its totient is φ = 23036375001600.

The previous prime is 120101101220083. The next prime is 120101101220167. The reversal of 120101101220100 is 1022101101021.

120101101220100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 199668234 + ... + 200268833.

It is an arithmetic number, because the mean of its divisors is an integer number (1620011750112).

Almost surely, 2^{120101101220100} is an apocalyptic number.

120101101220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120101101220100 is an abundant number, since it is smaller than the sum of its proper divisors (346462282812156).

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

120101101220100 is a wasteful number, since it uses less digits than its factorization.

120101101220100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399937115 (or 399937108 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120101101220100 its reverse (1022101101021), we get a palindrome (121123202321121).

The spelling of 120101101220100 in words is "one hundred twenty trillion, one hundred one billion, one hundred one million, two hundred twenty thousand, one hundred".