1210002010111 has 4 divisors (see below), whose sum is σ = 1210090545400. Its totient is φ = 1209913474824.

The previous prime is 1210002010079. The next prime is 1210002010153. The reversal of 1210002010111 is 1110102000121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1210002010111 - 2⁵ = 1210002010079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210002010181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44247141 + ... + 44274478.

It is an arithmetic number, because the mean of its divisors is an integer number (302522636350).

Almost surely, 2^{1210002010111} is an apocalyptic number.

1210002010111 is a deficient number, since it is larger than the sum of its proper divisors (88535289).

1210002010111 is an equidigital number, since it uses as much as digits as its factorization.

1210002010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88535288.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1210002010111 its reverse (1110102000121), we get a palindrome (2320104010232).

The spelling of 1210002010111 in words is "one trillion, two hundred ten billion, two million, ten thousand, one hundred eleven".