1001212082 has 64 divisors (see below), whose sum is σ = 1721956320. Its totient is φ = 433465344.

The previous prime is 1001212081. The next prime is 1001212097. The reversal of 1001212082 is 2802121001.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 93334921 + 907877161 = 9661^2 + 30131^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1001212082.

It is not an unprimeable number, because it can be changed into a prime (1001212081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3721844 + ... + 3722112.

Almost surely, 2^1001212082 is an apocalyptic number.

1001212082 is a deficient number, since it is larger than the sum of its proper divisors (720744238).

1001212082 is a wasteful number, since it uses less digits than its factorization.

1001212082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447.

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1001212082 is about 31641.9354970583. The cubic root of 1001212082 is about 1000.4038642051.

Adding to 1001212082 its reverse (2802121001), we get a palindrome (3803333083).

The spelling of 1001212082 in words is "one billion, one million, two hundred twelve thousand, eighty-two".