1020201101002 has 8 divisors (see below), whose sum is σ = 1532991111300. Its totient is φ = 509204063904.

The previous prime is 1020201100967. The next prime is 1020201101009. The reversal of 1020201101002 is 2001011020201.

It can be written as a sum of positive squares in 2 ways, for example, as 933057470601 + 87143630401 = 965949^2 + 295201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1020201101002.

It is not an unprimeable number, because it can be changed into a prime (1020201101009) 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, 448241877 + ... + 448244152.

Almost surely, 2^{1020201101002} is an apocalyptic number.

1020201101002 is a deficient number, since it is larger than the sum of its proper divisors (512790010298).

1020201101002 is an equidigital number, since it uses as much as digits as its factorization.

1020201101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896486600.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1020201101002 its reverse (2001011020201), we get a palindrome (3021212121203).

The spelling of 1020201101002 in words is "one trillion, twenty billion, two hundred one million, one hundred one thousand, two".