111222000211010 has 48 divisors (see below), whose sum is σ = 227544144231096. Its totient is φ = 38905185482496.

The previous prime is 111222000210977. The next prime is 111222000211013. The reversal of 111222000211010 is 10112000222111.

It can be written as a sum of positive squares in 4 ways, for example, as 91682674061449 + 19539326149561 = 9575107^2 + 4420331^2 .

It is not an unprimeable number, because it can be changed into a prime (111222000211013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1184930699 + ... + 1185024558.

Almost surely, 2^{111222000211010} is an apocalyptic number.

111222000211010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111222000211010 is an abundant number, since it is smaller than the sum of its proper divisors (116322144020086).

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

111222000211010 is a wasteful number, since it uses less digits than its factorization.

111222000211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369955315 (or 2369955296 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111222000211010 its reverse (10112000222111), we get a palindrome (121334000433121).

The spelling of 111222000211010 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred eleven thousand, ten".