1002012200111 has 16 divisors (see below), whose sum is σ = 1120728268800. Its totient is φ = 889911549408.

The previous prime is 1002012200071. The next prime is 1002012200129. The reversal of 1002012200111 is 1110022102001.

It is a cyclic number.

It is not a de Polignac number, because 1002012200111 - 2¹⁸ = 1002011937967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002012200092 and 1002012200101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002012203111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13861871 + ... + 13933968.

It is an arithmetic number, because the mean of its divisors is an integer number (70045516800).

Almost surely, 2^{1002012200111} is an apocalyptic number.

1002012200111 is a deficient number, since it is larger than the sum of its proper divisors (118716068689).

1002012200111 is a wasteful number, since it uses less digits than its factorization.

1002012200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27795958.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1002012200111 its reverse (1110022102001), we get a palindrome (2112034302112).

The spelling of 1002012200111 in words is "one trillion, two billion, twelve million, two hundred thousand, one hundred eleven".