1210002201111 has 24 divisors (see below), whose sum is σ = 1773837000432. Its totient is φ = 733127718400.

The previous prime is 1210002201059. The next prime is 1210002201193. The reversal of 1210002201111 is 1111022000121.

It is not a de Polignac number, because 1210002201111 - 2⁶ = 1210002201047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210002206111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 822631 + ... + 1759751.

It is an arithmetic number, because the mean of its divisors is an integer number (73909875018).

Almost surely, 2^{1210002201111} is an apocalyptic number.

1210002201111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1210002201111 is a deficient number, since it is larger than the sum of its proper divisors (563834799321).

1210002201111 is a wasteful number, since it uses less digits than its factorization.

1210002201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940703 (or 940692 counting only the distinct ones).

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

Adding to 1210002201111 its reverse (1111022000121), we get a palindrome (2321024201232).

The spelling of 1210002201111 in words is "one trillion, two hundred ten billion, two million, two hundred one thousand, one hundred eleven".