120101200012111 has 16 divisors (see below), whose sum is σ = 125354730912768. Its totient is φ = 114958449299200.

The previous prime is 120101200012103. The next prime is 120101200012127. The reversal of 120101200012111 is 111210002101021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 120101200012111 - 2³ = 120101200012103 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120101200012091 and 120101200012100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101200013111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96604530 + ... + 97839856.

It is an arithmetic number, because the mean of its divisors is an integer number (7834670682048).

Almost surely, 2^{120101200012111} is an apocalyptic number.

120101200012111 is a deficient number, since it is larger than the sum of its proper divisors (5253530900657).

120101200012111 is a wasteful number, since it uses less digits than its factorization.

120101200012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280162.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120101200012111 its reverse (111210002101021), we get a palindrome (231311202113132).

The spelling of 120101200012111 in words is "one hundred twenty trillion, one hundred one billion, two hundred million, twelve thousand, one hundred eleven".