1012010444 has 12 divisors (see below), whose sum is σ = 1780291968. Its totient is φ = 503355600.

The previous prime is 1012010443. The next prime is 1012010449. The reversal of 1012010444 is 4440102101.

It is not an unprimeable number, because it can be changed into a prime (1012010443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661547 + ... + 663074.

It is an arithmetic number, because the mean of its divisors is an integer number (148357664).

Almost surely, 2^1012010444 is an apocalyptic number.

It is an amenable number.

1012010444 is a deficient number, since it is larger than the sum of its proper divisors (768281524).

1012010444 is a wasteful number, since it uses less digits than its factorization.

1012010444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324816 (or 1324814 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1012010444 is about 31812.1115929138. Note that the first 3 decimals coincide. The cubic root of 1012010444 is about 1003.9875595671.

Adding to 1012010444 its reverse (4440102101), we get a palindrome (5452112545).

The spelling of 1012010444 in words is "one billion, twelve million, ten thousand, four hundred forty-four".