1010042212 has 6 divisors (see below), whose sum is σ = 1767573878. Its totient is φ = 505021104.

The previous prime is 1010042191. The next prime is 1010042273. The reversal of 1010042212 is 2122400101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 577152576 + 432889636 = 24024^2 + 20806^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1010042192 and 1010042201.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126255273 + ... + 126255280.

Almost surely, 2^1010042212 is an apocalyptic number.

It is an amenable number.

1010042212 is a deficient number, since it is larger than the sum of its proper divisors (757531666).

1010042212 is a wasteful number, since it uses less digits than its factorization.

1010042212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252510557 (or 252510555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1010042212 is about 31781.1612751957. The cubic root of 1010042212 is about 1003.3362609844.

Adding to 1010042212 its reverse (2122400101), we get a palindrome (3132442313).

The spelling of 1010042212 in words is "one billion, ten million, forty-two thousand, two hundred twelve".