1021301002 has 16 divisors (see below), whose sum is σ = 1546675560. Its totient is φ = 505765312.

The previous prime is 1021300999. The next prime is 1021301003. The reversal of 1021301002 is 2001031201.

It can be written as a sum of positive squares in 4 ways, for example, as 877996161 + 143304841 = 29631^2 + 11971^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1021301002.

It is not an unprimeable number, because it can be changed into a prime (1021301003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87588 + ... + 98560.

Almost surely, 2^1021301002 is an apocalyptic number.

1021301002 is a deficient number, since it is larger than the sum of its proper divisors (525374558).

1021301002 is a wasteful number, since it uses less digits than its factorization.

1021301002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1021301002 is about 31957.8003310616. The cubic root of 1021301002 is about 1007.0505075176.

Adding to 1021301002 its reverse (2001031201), we get a palindrome (3022332203).

The spelling of 1021301002 in words is "one billion, twenty-one million, three hundred one thousand, two".