10033620221 has 4 divisors (see below), whose sum is σ = 10039365312. Its totient is φ = 10027875132.

The previous prime is 10033620173. The next prime is 10033620227. The reversal of 10033620221 is 12202633001.

It is a happy number.

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 10033620221 - 2¹⁴ = 10033603837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10033620193 and 10033620202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033620227) 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, 2869925 + ... + 2873418.

It is an arithmetic number, because the mean of its divisors is an integer number (2509841328).

Almost surely, 2^10033620221 is an apocalyptic number.

It is an amenable number.

10033620221 is a deficient number, since it is larger than the sum of its proper divisors (5745091).

10033620221 is an equidigital number, since it uses as much as digits as its factorization.

10033620221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745090.

The product of its (nonzero) digits is 432, while the sum is 20.

The spelling of 10033620221 in words is "ten billion, thirty-three million, six hundred twenty thousand, two hundred twenty-one".