120111112010 has 32 divisors (see below), whose sum is σ = 230375774160. Its totient is φ = 44930276352.

The previous prime is 120111112001. The next prime is 120111112087. The reversal of 120111112010 is 10211111021.

It can be written as a sum of positive squares in 8 ways, for example, as 40312206841 + 79798905169 = 200779^2 + 282487^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120111111982 and 120111112000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2223425 + ... + 2276804.

Almost surely, 2^120111112010 is an apocalyptic number.

120111112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120111112010 is a deficient number, since it is larger than the sum of its proper divisors (110264662150).

120111112010 is a wasteful number, since it uses less digits than its factorization.

120111112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500410.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 120111112010 its reverse (10211111021), we get a palindrome (130322223031).

It can be divided in two parts, 1201111 and 12010, that added together give a palindrome (1213121).

The spelling of 120111112010 in words is "one hundred twenty billion, one hundred eleven million, one hundred twelve thousand, ten".