1012310212 has 6 divisors (see below), whose sum is σ = 1771542878. Its totient is φ = 506155104.

The previous prime is 1012310197. The next prime is 1012310231. The reversal of 1012310212 is 2120132101.

It can be written as a sum of positive squares in only one way, i.e., 690323076 + 321987136 = 26274^2 + 17944^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1012310192 and 1012310201.

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, 126538773 + ... + 126538780.

Almost surely, 2^1012310212 is an apocalyptic number.

It is an amenable number.

1012310212 is a deficient number, since it is larger than the sum of its proper divisors (759232666).

1012310212 is a wasteful number, since it uses less digits than its factorization.

1012310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253077557 (or 253077555 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1012310212 is about 31816.8227829241. The cubic root of 1012310212 is about 1004.0866802937.

Adding to 1012310212 its reverse (2120132101), we get a palindrome (3132442313).

The spelling of 1012310212 in words is "one billion, twelve million, three hundred ten thousand, two hundred twelve".