210002112101011 has 32 divisors (see below), whose sum is σ = 215828723601792. Its totient is φ = 204210491965440.

The previous prime is 210002112101009. The next prime is 210002112101027. The reversal of 210002112101011 is 110101211200012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210002112101011 - 2¹ = 210002112101009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210002112100982 and 210002112101000.

It is not an unprimeable number, because it can be changed into a prime (210002112171011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72489509115 + ... + 72489512011.

It is an arithmetic number, because the mean of its divisors is an integer number (6744647612556).

Almost surely, 2^{210002112101011} is an apocalyptic number.

210002112101011 is a deficient number, since it is larger than the sum of its proper divisors (5826611500781).

210002112101011 is a wasteful number, since it uses less digits than its factorization.

210002112101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7359.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 210002112101011 its reverse (110101211200012), we get a palindrome (320103323301023).

Subtracting from 210002112101011 its reverse (110101211200012), we obtain a palindrome (99900900900999).

The spelling of 210002112101011 in words is "two hundred ten trillion, two billion, one hundred twelve million, one hundred one thousand, eleven".