111121010200002 has 256 divisors, whose sum is σ = 255203621388288. Its totient is φ = 31951676897280.

The previous prime is 111121010200001. The next prime is 111121010200003. The reversal of 111121010200002 is 200002010121111.

It is an interprime number because it is at equal distance from previous prime (111121010200001) and next prime (111121010200003).

It is not an unprimeable number, because it can be changed into a prime (111121010200001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 72016208043 + ... + 72016209585.

It is an arithmetic number, because the mean of its divisors is an integer number (996889146048).

Almost surely, 2^{111121010200002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111121010200002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127601810694144).

111121010200002 is an abundant number, since it is smaller than the sum of its proper divisors (144082611188286).

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

111121010200002 is a wasteful number, since it uses less digits than its factorization.

111121010200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111121010200002 its reverse (200002010121111), we get a palindrome (311123020321113).

The spelling of 111121010200002 in words is "one hundred eleven trillion, one hundred twenty-one billion, ten million, two hundred thousand, two".