120111110228 has 12 divisors (see below), whose sum is σ = 210202413792. Its totient is φ = 60053277720.

The previous prime is 120111110221. The next prime is 120111110263. The reversal of 120111110228 is 822011111021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111110221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447800 + ... + 663887.

It is an arithmetic number, because the mean of its divisors is an integer number (17516867816).

Almost surely, 2^120111110228 is an apocalyptic number.

It is an amenable number.

120111110228 is a deficient number, since it is larger than the sum of its proper divisors (90091303564).

120111110228 is a wasteful number, since it uses less digits than its factorization.

120111110228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138702 (or 1138700 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 120111110228 its reverse (822011111021), we get a palindrome (942122221249).

The spelling of 120111110228 in words is "one hundred twenty billion, one hundred eleven million, one hundred ten thousand, two hundred twenty-eight".