120111111211010 has 32 divisors (see below), whose sum is σ = 221310983963520. Its totient is φ = 46909509470208.

The previous prime is 120111111210997. The next prime is 120111111211043. The reversal of 120111111211010 is 10112111111021.

It is a super-2 number, since 2×120111111211010² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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, 51301055 + ... + 53591234.

It is an arithmetic number, because the mean of its divisors is an integer number (6915968248860).

Almost surely, 2^{120111111211010} is an apocalyptic number.

120111111211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120111111211010 is a deficient number, since it is larger than the sum of its proper divisors (101199872752510).

120111111211010 is a wasteful number, since it uses less digits than its factorization.

120111111211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104895002.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 120111111211010 its reverse (10112111111021), we get a palindrome (130223222322031).

The spelling of 120111111211010 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred eleven million, two hundred eleven thousand, ten".