202066124621 has 8 divisors (see below), whose sum is σ = 202273293600. Its totient is φ = 201859032240.

The previous prime is 202066124593. The next prime is 202066124677. The reversal of 202066124621 is 126421660202.

202066124621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202066124621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202066127621) 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 7 ways as a sum of consecutive naturals, for example, 6292835 + ... + 6324863.

It is an arithmetic number, because the mean of its divisors is an integer number (25284161700).

Almost surely, 2^202066124621 is an apocalyptic number.

It is an amenable number.

202066124621 is a deficient number, since it is larger than the sum of its proper divisors (207168979).

202066124621 is a wasteful number, since it uses less digits than its factorization.

202066124621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38299.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 202066124621 its reverse (126421660202), we get a palindrome (328487784823).

The spelling of 202066124621 in words is "two hundred two billion, sixty-six million, one hundred twenty-four thousand, six hundred twenty-one".