120102110220111 has 32 divisors (see below), whose sum is σ = 160607173579776. Its totient is φ = 79832850240000.

The previous prime is 120102110220109. The next prime is 120102110220149. The reversal of 120102110220111 is 111022011201021.

It is a happy number.

It is not a de Polignac number, because 120102110220111 - 2¹ = 120102110220109 is a prime.

It is a super-2 number, since 2×120102110220111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120102110220161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16795145386 + ... + 16795152536.

It is an arithmetic number, because the mean of its divisors is an integer number (5018974174368).

Almost surely, 2^{120102110220111} is an apocalyptic number.

120102110220111 is a deficient number, since it is larger than the sum of its proper divisors (40505063359665).

120102110220111 is a wasteful number, since it uses less digits than its factorization.

120102110220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15103.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120102110220111 its reverse (111022011201021), we get a palindrome (231124121421132).

The spelling of 120102110220111 in words is "one hundred twenty trillion, one hundred two billion, one hundred ten million, two hundred twenty thousand, one hundred eleven".