202121030036 has 24 divisors (see below), whose sum is σ = 355461410304. Its totient is φ = 100561044960.

The previous prime is 202121030021. The next prime is 202121030051. The reversal of 202121030036 is 630030121202.

It is a happy number.

202121030036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (202121030021) and next prime (202121030051).

It is a super-2 number, since 2×202121030036² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1930121 + ... + 2032143.

It is an arithmetic number, because the mean of its divisors is an integer number (14810892096).

Almost surely, 2^202121030036 is an apocalyptic number.

It is an amenable number.

202121030036 is a deficient number, since it is larger than the sum of its proper divisors (153340380268).

202121030036 is a wasteful number, since it uses less digits than its factorization.

202121030036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104471 (or 104469 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 202121030036 its reverse (630030121202), we get a palindrome (832151151238).

The spelling of 202121030036 in words is "two hundred two billion, one hundred twenty-one million, thirty thousand, thirty-six".