20010321213033 has 8 divisors (see below), whose sum is σ = 26680477209408. Its totient is φ = 13340189679344.

The previous prime is 20010321213007. The next prime is 20010321213107. The reversal of 20010321213033 is 33031212301002.

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 20010321213033 - 2¹² = 20010321208937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20010321213733) 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, 4113366 + ... + 7545887.

It is an arithmetic number, because the mean of its divisors is an integer number (3335059651176).

Almost surely, 2^{20010321213033} is an apocalyptic number.

It is an amenable number.

20010321213033 is a deficient number, since it is larger than the sum of its proper divisors (6670155996375).

20010321213033 is a wasteful number, since it uses less digits than its factorization.

20010321213033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12231343.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20010321213033 its reverse (33031212301002), we get a palindrome (53041533514035).

The spelling of 20010321213033 in words is "twenty trillion, ten billion, three hundred twenty-one million, two hundred thirteen thousand, thirty-three".