1010201002001 has 16 divisors (see below), whose sum is σ = 1071563157504. Its totient is φ = 949055080704.

The previous prime is 1010201001983. The next prime is 1010201002021. The reversal of 1010201002001 is 1002001020101.

It is a cyclic number.

It is not a de Polignac number, because 1010201002001 - 2³⁸ = 735323095057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010201002001.

It is not an unprimeable number, because it can be changed into a prime (1010201002021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47534960 + ... + 47556206.

It is an arithmetic number, because the mean of its divisors is an integer number (66972697344).

Almost surely, 2^{1010201002001} is an apocalyptic number.

It is an amenable number.

1010201002001 is a deficient number, since it is larger than the sum of its proper divisors (61362155503).

1010201002001 is a wasteful number, since it uses less digits than its factorization.

1010201002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26200.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1010201002001 its reverse (1002001020101), we get a palindrome (2012202022102).

The spelling of 1010201002001 in words is "one trillion, ten billion, two hundred one million, two thousand, one".