120020313111 has 16 divisors (see below), whose sum is σ = 160532027616. Its totient is φ = 79761217536.

The previous prime is 120020313107. The next prime is 120020313131. The reversal of 120020313111 is 111313020021.

It is a happy number.

It is not a de Polignac number, because 120020313111 - 2² = 120020313107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120020313131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3619041 + ... + 3652053.

It is an arithmetic number, because the mean of its divisors is an integer number (10033251726).

Almost surely, 2^120020313111 is an apocalyptic number.

120020313111 is a deficient number, since it is larger than the sum of its proper divisors (40511714505).

120020313111 is a wasteful number, since it uses less digits than its factorization.

120020313111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36802.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 120020313111 its reverse (111313020021), we get a palindrome (231333333132).

The spelling of 120020313111 in words is "one hundred twenty billion, twenty million, three hundred thirteen thousand, one hundred eleven".