20253602131001 has 16 divisors (see below), whose sum is σ = 20600123520000. Its totient is φ = 19909412610048.

The previous prime is 20253602130967. The next prime is 20253602131019. The reversal of 20253602131001 is 10013120635202.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20253602131001 - 2¹⁰ = 20253602129977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20253602131801) 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, 40336181 + ... + 40835213.

It is an arithmetic number, because the mean of its divisors is an integer number (1287507720000).

Almost surely, 2^{20253602131001} is an apocalyptic number.

It is an amenable number.

20253602131001 is a deficient number, since it is larger than the sum of its proper divisors (346521388999).

20253602131001 is a wasteful number, since it uses less digits than its factorization.

20253602131001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501368.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 20253602131001 its reverse (10013120635202), we get a palindrome (30266722766203).

The spelling of 20253602131001 in words is "twenty trillion, two hundred fifty-three billion, six hundred two million, one hundred thirty-one thousand, one".