20012101001121 has 8 divisors (see below), whose sum is σ = 26686365249024. Its totient is φ = 13339618710320.

The previous prime is 20012101000897. The next prime is 20012101001153. The reversal of 20012101001121 is 12110010121002.

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

It is a cyclic number.

It is not a de Polignac number, because 20012101001121 - 2¹⁴ = 20012100984737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20012101001097 and 20012101001106.

It is not an unprimeable number, because it can be changed into a prime (20012101001521) 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, 445463070 + ... + 445507991.

It is an arithmetic number, because the mean of its divisors is an integer number (3335795656128).

Almost surely, 2^{20012101001121} is an apocalyptic number.

It is an amenable number.

20012101001121 is a deficient number, since it is larger than the sum of its proper divisors (6674264247903).

20012101001121 is an equidigital number, since it uses as much as digits as its factorization.

20012101001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890978551.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20012101001121 its reverse (12110010121002), we get a palindrome (32122111122123).

The spelling of 20012101001121 in words is "twenty trillion, twelve billion, one hundred one million, one thousand, one hundred twenty-one".