20035144551121 has 8 divisors (see below), whose sum is σ = 22897614472704. Its totient is φ = 17172751233120.

The previous prime is 20035144551083. The next prime is 20035144551139. The reversal of 20035144551121 is 12115544153002.

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

It is not a de Polignac number, because 20035144551121 - 2¹¹ = 20035144549073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20035144551421) 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, 18589345 + ... + 19637566.

It is an arithmetic number, because the mean of its divisors is an integer number (2862201809088).

Almost surely, 2^{20035144551121} is an apocalyptic number.

It is an amenable number.

20035144551121 is a deficient number, since it is larger than the sum of its proper divisors (2862469921583).

20035144551121 is an equidigital number, since it uses as much as digits as its factorization.

20035144551121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38301791.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 20035144551121 in words is "twenty trillion, thirty-five billion, one hundred forty-four million, five hundred fifty-one thousand, one hundred twenty-one".