20332233300121 has 4 divisors (see below), whose sum is σ = 20359971681892. Its totient is φ = 20304494918352.

The previous prime is 20332233300083. The next prime is 20332233300149. The reversal of 20332233300121 is 12100333223302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19727277571600 + 604955728521 = 4441540^2 + 777789^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332233300121 is a prime.

It is a super-2 number, since 2×20332233300121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20332233304121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13869189786 + ... + 13869191251.

It is an arithmetic number, because the mean of its divisors is an integer number (5089992920473).

Almost surely, 2^{20332233300121} is an apocalyptic number.

It is an amenable number.

20332233300121 is a deficient number, since it is larger than the sum of its proper divisors (27738381771).

20332233300121 is an equidigital number, since it uses as much as digits as its factorization.

20332233300121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27738381770.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 20332233300121 its reverse (12100333223302), we get a palindrome (32432566523423).

The spelling of 20332233300121 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-three million, three hundred thousand, one hundred twenty-one".