20201241202113 has 8 divisors (see below), whose sum is σ = 27662960925568. Its totient is φ = 13103507806704.

The previous prime is 20201241202057. The next prime is 20201241202127. The reversal of 20201241202113 is 31120214210202.

It is a happy number.

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

It is not a de Polignac number, because 20201241202113 - 2⁹ = 20201241201601 is a prime.

It is a super-2 number, since 2×20201241202113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20201241202113.

It is not an unprimeable number, because it can be changed into a prime (20201241202013) 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, 90996581881 + ... + 90996582102.

It is an arithmetic number, because the mean of its divisors is an integer number (3457870115696).

Almost surely, 2^{20201241202113} is an apocalyptic number.

It is an amenable number.

20201241202113 is a deficient number, since it is larger than the sum of its proper divisors (7461719723455).

20201241202113 is a wasteful number, since it uses less digits than its factorization.

20201241202113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181993164023.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20201241202113 its reverse (31120214210202), we get a palindrome (51321455412315).

The spelling of 20201241202113 in words is "twenty trillion, two hundred one billion, two hundred forty-one million, two hundred two thousand, one hundred thirteen".