200002122021021 has 8 divisors (see below), whose sum is σ = 267731924300064. Its totient is φ = 132803533878000.

The previous prime is 200002122021001. The next prime is 200002122021049. The reversal of 200002122021021 is 120120221200002.

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

It is not a de Polignac number, because 200002122021021 - 2⁶ = 200002122020957 is a prime.

It is a super-2 number, since 2×200002122021021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002122021001) 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, 132803533126 + ... + 132803534631.

It is an arithmetic number, because the mean of its divisors is an integer number (33466490537508).

Almost surely, 2^{200002122021021} is an apocalyptic number.

It is an amenable number.

200002122021021 is a deficient number, since it is larger than the sum of its proper divisors (67729802279043).

200002122021021 is a wasteful number, since it uses less digits than its factorization.

200002122021021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265607068011.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 200002122021021 its reverse (120120221200002), we get a palindrome (320122343221023).

The spelling of 200002122021021 in words is "two hundred trillion, two billion, one hundred twenty-two million, twenty-one thousand, twenty-one".