220121301001033 has 4 divisors (see below), whose sum is σ = 229691792348928. Its totient is φ = 210550809653140.

The previous prime is 220121301001001. The next prime is 220121301001037. The reversal of 220121301001033 is 330100103121022.

220121301001033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220121301001033 - 2⁵ = 220121301001001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220121301001033.

It is not an unprimeable number, because it can be changed into a prime (220121301001037) 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, 4785245673913 + ... + 4785245673958.

It is an arithmetic number, because the mean of its divisors is an integer number (57422948087232).

Almost surely, 2^{220121301001033} is an apocalyptic number.

220121301001033 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

220121301001033 is a deficient number, since it is larger than the sum of its proper divisors (9570491347895).

220121301001033 is an equidigital number, since it uses as much as digits as its factorization.

220121301001033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9570491347894.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 220121301001033 its reverse (330100103121022), we get a palindrome (550221404122055).

The spelling of 220121301001033 in words is "two hundred twenty trillion, one hundred twenty-one billion, three hundred one million, one thousand, thirty-three".