111420442010 has 64 divisors (see below), whose sum is σ = 218005603200. Its totient is φ = 40861884672.

The previous prime is 111420441983. The next prime is 111420442013. The reversal of 111420442010 is 10244024111.

It is not an unprimeable number, because it can be changed into a prime (111420442013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 827972 + ... + 953088.

It is an arithmetic number, because the mean of its divisors is an integer number (3406337550).

Almost surely, 2^111420442010 is an apocalyptic number.

111420442010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111420442010 is a deficient number, since it is larger than the sum of its proper divisors (106585161190).

111420442010 is a wasteful number, since it uses less digits than its factorization.

111420442010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125295.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111420442010 its reverse (10244024111), we get a palindrome (121664466121).

The spelling of 111420442010 in words is "one hundred eleven billion, four hundred twenty million, four hundred forty-two thousand, ten".