20212331202233 has 8 divisors (see below), whose sum is σ = 20864500455936. Its totient is φ = 19560171859200.

The previous prime is 20212331202187. The next prime is 20212331202263. The reversal of 20212331202233 is 33220213321202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20212331202233 is a prime.

It is a super-2 number, since 2×20212331202233² (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 (20212331202263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1783385 + ... + 6603417.

It is an arithmetic number, because the mean of its divisors is an integer number (2608062556992).

Almost surely, 2^{20212331202233} is an apocalyptic number.

It is an amenable number.

20212331202233 is a deficient number, since it is larger than the sum of its proper divisors (652169253703).

20212331202233 is a wasteful number, since it uses less digits than its factorization.

20212331202233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955335.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 20212331202233 its reverse (33220213321202), we get a palindrome (53432544523435).

The spelling of 20212331202233 in words is "twenty trillion, two hundred twelve billion, three hundred thirty-one million, two hundred two thousand, two hundred thirty-three".