120111022102 has 4 divisors (see below), whose sum is σ = 180166533156. Its totient is φ = 60055511050.

The previous prime is 120111022099. The next prime is 120111022103. The reversal of 120111022102 is 201220111021.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111022103) 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 as a sum of consecutive naturals, namely, 30027755524 + ... + 30027755527.

It is an arithmetic number, because the mean of its divisors is an integer number (45041633289).

Almost surely, 2^120111022102 is an apocalyptic number.

120111022102 is a deficient number, since it is larger than the sum of its proper divisors (60055511054).

120111022102 is an equidigital number, since it uses as much as digits as its factorization.

120111022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60055511053.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120111022102 its reverse (201220111021), we get a palindrome (321331133123).

The spelling of 120111022102 in words is "one hundred twenty billion, one hundred eleven million, twenty-two thousand, one hundred two".