200202011001 has 6 divisors (see below), whose sum is σ = 289180682570. Its totient is φ = 133468007328.

The previous prime is 200202010999. The next prime is 200202011057. The reversal of 200202011001 is 100110202002.

It can be written as a sum of positive squares in only one way, i.e., 191318760000 + 8883251001 = 437400^2 + 94251^2 .

It is not a de Polignac number, because 200202011001 - 2¹ = 200202010999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22244667889 = 200202011001 / (2 + 0 + 0 + 2 + 0 + 2 + 0 + 1 + 1 + 0 + 0 + 1).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200202011081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11122333936 + ... + 11122333953.

Almost surely, 2^200202011001 is an apocalyptic number.

It is an amenable number.

200202011001 is a deficient number, since it is larger than the sum of its proper divisors (88978671569).

200202011001 is a wasteful number, since it uses less digits than its factorization.

200202011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22244667895 (or 22244667892 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200202011001 its reverse (100110202002), we get a palindrome (300312213003).

It can be divided in two parts, 2002020 and 11001, that added together give a triangular number (2013021 = T₂₀₀₆).

The spelling of 200202011001 in words is "two hundred billion, two hundred two million, eleven thousand, one".