1002010223201 has 4 divisors (see below), whose sum is σ = 1079087932692. Its totient is φ = 924932513712.

The previous prime is 1002010223129. The next prime is 1002010223209. The reversal of 1002010223201 is 1023220102001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61981081600 + 940029141601 = 248960^2 + 969551^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002010223201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002010223209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38538854726 + ... + 38538854751.

It is an arithmetic number, because the mean of its divisors is an integer number (269771983173).

Almost surely, 2^{1002010223201} is an apocalyptic number.

It is an amenable number.

1002010223201 is a deficient number, since it is larger than the sum of its proper divisors (77077709491).

1002010223201 is an equidigital number, since it uses as much as digits as its factorization.

1002010223201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77077709490.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1002010223201 its reverse (1023220102001), we get a palindrome (2025230325202).

The spelling of 1002010223201 in words is "one trillion, two billion, ten million, two hundred twenty-three thousand, two hundred one".