10420221333 has 16 divisors (see below), whose sum is σ = 14453035200. Its totient is φ = 6669788160.

The previous prime is 10420221269. The next prime is 10420221359. The reversal of 10420221333 is 33312202401.

It is not a de Polignac number, because 10420221333 - 2⁶ = 10420221269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420222333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318988 + ... + 350133.

It is an arithmetic number, because the mean of its divisors is an integer number (903314700).

Almost surely, 2^10420221333 is an apocalyptic number.

It is an amenable number.

10420221333 is a deficient number, since it is larger than the sum of its proper divisors (4032813867).

10420221333 is a wasteful number, since it uses less digits than its factorization.

10420221333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669332.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10420221333 its reverse (33312202401), we get a palindrome (43732423734).

The spelling of 10420221333 in words is "ten billion, four hundred twenty million, two hundred twenty-one thousand, three hundred thirty-three".