200102022001021 has 8 divisors (see below), whose sum is σ = 228701041849280. Its totient is φ = 171506256329088.

The previous prime is 200102022000997. The next prime is 200102022001031. The reversal of 200102022001021 is 120100220201002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 200102022001021 - 2²⁵ = 200101988446589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200102022000992 and 200102022001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200102022001031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813412311 + ... + 813658276.

It is an arithmetic number, because the mean of its divisors is an integer number (28587630231160).

Almost surely, 2^{200102022001021} is an apocalyptic number.

It is an amenable number.

200102022001021 is a deficient number, since it is larger than the sum of its proper divisors (28599019848259).

200102022001021 is a wasteful number, since it uses less digits than its factorization.

200102022001021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627088163.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200102022001021 its reverse (120100220201002), we get a palindrome (320202242202023).

The spelling of 200102022001021 in words is "two hundred trillion, one hundred two billion, twenty-two million, one thousand, twenty-one".