211111021130010 has 64 divisors (see below), whose sum is σ = 517568555630592. Its totient is φ = 55085491976256.

The previous prime is 211111021130003. The next prime is 211111021130029. The reversal of 211111021130010 is 10031120111112.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11661034 + ... + 23626293.

It is an arithmetic number, because the mean of its divisors is an integer number (8087008681728).

Almost surely, 2^{211111021130010} is an apocalyptic number.

211111021130010 is an abundant number, since it is smaller than the sum of its proper divisors (306457534500582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211111021130010 is a wasteful number, since it uses less digits than its factorization.

211111021130010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35291627.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 211111021130010 its reverse (10031120111112), we get a palindrome (221142141241122).

The spelling of 211111021130010 in words is "two hundred eleven trillion, one hundred eleven billion, twenty-one million, one hundred thirty thousand, ten".