1011000212 has 6 divisors (see below), whose sum is σ = 1769250378. Its totient is φ = 505500104.

The previous prime is 1011000187. The next prime is 1011000227. The reversal of 1011000212 is 2120001101.

It can be written as a sum of positive squares in only one way, i.e., 594676996 + 416323216 = 24386^2 + 20404^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011000212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126375023 + ... + 126375030.

It is an arithmetic number, because the mean of its divisors is an integer number (294875063).

Almost surely, 2^1011000212 is an apocalyptic number.

It is an amenable number.

1011000212 is a deficient number, since it is larger than the sum of its proper divisors (758250166).

1011000212 is a wasteful number, since it uses less digits than its factorization.

1011000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252750057 (or 252750055 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1011000212 is about 31796.2295248981. The cubic root of 1011000212 is about 1003.6533739382.

Adding to 1011000212 its reverse (2120001101), we get a palindrome (3131001313).

The spelling of 1011000212 in words is "one billion, eleven million, two hundred twelve", and thus it is an aban number.