2111011011010 has 48 divisors (see below), whose sum is σ = 4208051917440. Its totient is φ = 756182871840.

The previous prime is 2111011011001. The next prime is 2111011011017. The reversal of 2111011011010 is 101101101112.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2111011011017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1643770 + ... + 2631349.

It is an arithmetic number, because the mean of its divisors is an integer number (87667748280).

Almost surely, 2^{2111011011010} is an apocalyptic number.

2111011011010 is a deficient number, since it is larger than the sum of its proper divisors (2097040906430).

2111011011010 is a wasteful number, since it uses less digits than its factorization.

2111011011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275271 (or 4275204 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 2111011011010 its reverse (101101101112), we get a palindrome (2212112112122).

The spelling of 2111011011010 in words is "two trillion, one hundred eleven billion, eleven million, eleven thousand, ten".