1011010212 has 36 divisors (see below), whose sum is σ = 2559467820. Its totient is φ = 336494592.

The previous prime is 1011010211. The next prime is 1011010219. The reversal of 1011010212 is 2120101101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 167340096 + 843670116 = 12936^2 + 29046^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1011010194 and 1011010203.

It is not an unprimeable number, because it can be changed into a prime (1011010211) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 3364 + ... + 45092.

Almost surely, 2^1011010212 is an apocalyptic number.

1011010212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011010212 is an abundant number, since it is smaller than the sum of its proper divisors (1548457608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011010212 is a wasteful number, since it uses less digits than its factorization.

1011010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42412 (or 42407 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1011010212 is about 31796.3867758587. The cubic root of 1011010212 is about 1003.6566830376.

Adding to 1011010212 its reverse (2120101101), we get a palindrome (3131111313).

The spelling of 1011010212 in words is "one billion, eleven million, ten thousand, two hundred twelve".