20241021201031 has 16 divisors (see below), whose sum is σ = 21442140007200. Its totient is φ = 19041067865088.

The previous prime is 20241021201017. The next prime is 20241021201047. The reversal of 20241021201031 is 13010212014202.

It is a cyclic number.

It is not a de Polignac number, because 20241021201031 - 2¹⁷ = 20241021069959 is a prime.

It is a super-2 number, since 2×20241021201031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241021201131) 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, 369138925 + ... + 369193753.

It is an arithmetic number, because the mean of its divisors is an integer number (1340133750450).

Almost surely, 2^{20241021201031} is an apocalyptic number.

20241021201031 is a deficient number, since it is larger than the sum of its proper divisors (1201118806169).

20241021201031 is a wasteful number, since it uses less digits than its factorization.

20241021201031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65058.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20241021201031 its reverse (13010212014202), we get a palindrome (33251233215233).

The spelling of 20241021201031 in words is "twenty trillion, two hundred forty-one billion, twenty-one million, two hundred one thousand, thirty-one".