1000101212 has 48 divisors (see below), whose sum is σ = 1952778240. Its totient is φ = 444326400.

The previous prime is 1000101197. The next prime is 1000101239. The reversal of 1000101212 is 2121010001.

It is a self number, because there is not a number n which added to its sum of digits gives 1000101212.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 494828 + ... + 496844.

It is an arithmetic number, because the mean of its divisors is an integer number (40682880).

Almost surely, 2^1000101212 is an apocalyptic number.

It is an amenable number.

1000101212 is a deficient number, since it is larger than the sum of its proper divisors (952677028).

1000101212 is a wasteful number, since it uses less digits than its factorization.

1000101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282 (or 2280 counting only the distinct ones).

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

The square root of 1000101212 is about 31624.3768634261. The cubic root of 1000101212 is about 1000.0337361952.

Adding to 1000101212 its reverse (2121010001), we get a palindrome (3121111213).

The spelling of 1000101212 in words is "one billion, one hundred one thousand, two hundred twelve".