2010111221011 has 4 divisors (see below), whose sum is σ = 2013054283512. Its totient is φ = 2007168158512.

The previous prime is 2010111221009. The next prime is 2010111221017. The reversal of 2010111221011 is 1101221110102.

It is a happy number.

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 2010111221011 - 2¹ = 2010111221009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2010111220982 and 2010111221000.

It is not an unprimeable number, because it can be changed into a prime (2010111221017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1471530226 + ... + 1471531591.

It is an arithmetic number, because the mean of its divisors is an integer number (503263570878).

Almost surely, 2^{2010111221011} is an apocalyptic number.

2010111221011 is a deficient number, since it is larger than the sum of its proper divisors (2943062501).

2010111221011 is an equidigital number, since it uses as much as digits as its factorization.

2010111221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943062500.

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

Adding to 2010111221011 its reverse (1101221110102), we get a palindrome (3111332331113).

The spelling of 2010111221011 in words is "two trillion, ten billion, one hundred eleven million, two hundred twenty-one thousand, eleven".