120101200110100 has 72 divisors (see below), whose sum is σ = 284328022029408. Its totient is φ = 43670747932800.

The previous prime is 120101200110077. The next prime is 120101200110103. The reversal of 120101200110100 is 1011002101021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101200110103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16935687 + ... + 22956913.

It is an arithmetic number, because the mean of its divisors is an integer number (3949000305964).

Almost surely, 2^{120101200110100} is an apocalyptic number.

120101200110100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120101200110100 is an abundant number, since it is smaller than the sum of its proper divisors (164226821919308).

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

120101200110100 is a wasteful number, since it uses less digits than its factorization.

120101200110100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6039385 (or 6039378 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120101200110100 its reverse (1011002101021), we get a palindrome (121112202211121).

The spelling of 120101200110100 in words is "one hundred twenty trillion, one hundred one billion, two hundred million, one hundred ten thousand, one hundred".