1016051211 has 18 divisors (see below), whose sum is σ = 1707243252. Its totient is φ = 580600440.

The previous prime is 1016051207. The next prime is 1016051249. The reversal of 1016051211 is 1121506101.

It is a happy number.

It is not a de Polignac number, because 1016051211 - 2² = 1016051207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1016051261) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 1151545 + ... + 1152426.

Almost surely, 2^1016051211 is an apocalyptic number.

1016051211 is a deficient number, since it is larger than the sum of its proper divisors (691192041).

1016051211 is a wasteful number, since it uses less digits than its factorization.

1016051211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303991 (or 2303981 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

The square root of 1016051211 is about 31875.5582068769. The cubic root of 1016051211 is about 1005.3220294224.

Adding to 1016051211 its reverse (1121506101), we get a palindrome (2137557312).

The spelling of 1016051211 in words is "one billion, sixteen million, fifty-one thousand, two hundred eleven".