200202021110021 has 32 divisors (see below), whose sum is σ = 235029029621760. Its totient is φ = 166962654278784.

The previous prime is 200202021110009. The next prime is 200202021110033. The reversal of 200202021110021 is 120011120202002.

It is an interprime number because it is at equal distance from previous prime (200202021110009) and next prime (200202021110033).

It is not a de Polignac number, because 200202021110021 - 2¹⁰ = 200202021108997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200202021109978 and 200202021110005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200202021115021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1331683985 + ... + 1331834313.

It is an arithmetic number, because the mean of its divisors is an integer number (7344657175680).

Almost surely, 2^{200202021110021} is an apocalyptic number.

It is an amenable number.

200202021110021 is a deficient number, since it is larger than the sum of its proper divisors (34827008511739).

200202021110021 is a wasteful number, since it uses less digits than its factorization.

200202021110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167465.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200202021110021 its reverse (120011120202002), we get a palindrome (320213141312023).

The spelling of 200202021110021 in words is "two hundred trillion, two hundred two billion, twenty-one million, one hundred ten thousand, twenty-one".