202440121030 has 32 divisors (see below), whose sum is σ = 418855489344. Its totient is φ = 69006834816.

The previous prime is 202440121019. The next prime is 202440121033. The reversal of 202440121030 is 30121044202.

It is a junction number, because it is equal to n+sod(n) for n = 202440120989 and 202440121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202440121033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8346277 + ... + 8370496.

It is an arithmetic number, because the mean of its divisors is an integer number (13089234042).

Almost surely, 2^202440121030 is an apocalyptic number.

202440121030 is an abundant number, since it is smaller than the sum of its proper divisors (216415368314).

202440121030 is a wasteful number, since it uses less digits than its factorization.

202440121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16716960.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202440121030 its reverse (30121044202), we get a palindrome (232561165232).

The spelling of 202440121030 in words is "two hundred two billion, four hundred forty million, one hundred twenty-one thousand, thirty".