120200100111105 has 32 divisors (see below), whose sum is σ = 220126987008768. Its totient is φ = 54865487635200.

The previous prime is 120200100111097. The next prime is 120200100111137. The reversal of 120200100111105 is 501111001002021.

It is not a de Polignac number, because 120200100111105 - 2³ = 120200100111097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 865863166 + ... + 866001975.

It is an arithmetic number, because the mean of its divisors is an integer number (6878968344024).

Almost surely, 2^{120200100111105} is an apocalyptic number.

120200100111105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

120200100111105 is a deficient number, since it is larger than the sum of its proper divisors (99926886897663).

120200100111105 is a wasteful number, since it uses less digits than its factorization.

120200100111105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731865817.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 120200100111105 its reverse (501111001002021), we get a palindrome (621311101113126).

The spelling of 120200100111105 in words is "one hundred twenty trillion, two hundred billion, one hundred million, one hundred eleven thousand, one hundred five".