111102122012010 has 32 divisors (see below), whose sum is σ = 266924888377920. Its totient is φ = 29596144142208.

The previous prime is 111102122012003. The next prime is 111102122012039. The reversal of 111102122012010 is 10210221201111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 1942995580 + ... + 1943052759.

It is an arithmetic number, because the mean of its divisors is an integer number (8341402761810).

Almost surely, 2^{111102122012010} is an apocalyptic number.

111102122012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111102122012010 is an abundant number, since it is smaller than the sum of its proper divisors (155822766365910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111102122012010 is a wasteful number, since it uses less digits than its factorization.

111102122012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886049302.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111102122012010 its reverse (10210221201111), we get a palindrome (121312343213121).

The spelling of 111102122012010 in words is "one hundred eleven trillion, one hundred two billion, one hundred twenty-two million, twelve thousand, ten".