111212202002011 has 64 divisors (see below), whose sum is σ = 124437433268736. Its totient is φ = 98546566144000.

The previous prime is 111212202002009. The next prime is 111212202002017. The reversal of 111212202002011 is 110200202212111.

It is a cyclic number.

It is not a de Polignac number, because 111212202002011 - 2¹ = 111212202002009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111212202002017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49714885785 + ... + 49714888021.

It is an arithmetic number, because the mean of its divisors is an integer number (1944334894824).

Almost surely, 2^{111212202002011} is an apocalyptic number.

111212202002011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111212202002011 is a deficient number, since it is larger than the sum of its proper divisors (13225231266725).

111212202002011 is a wasteful number, since it uses less digits than its factorization.

111212202002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4092.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111212202002011 its reverse (110200202212111), we get a palindrome (221412404214122).

The spelling of 111212202002011 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred two million, two thousand, eleven".