420044120310133 has 32 divisors (see below), whose sum is σ = 478988695261440. Its totient is φ = 364617899120640.

The previous prime is 420044120310121. The next prime is 420044120310137. The reversal of 420044120310133 is 331013021440024.

It is a happy number.

It is not a de Polignac number, because 420044120310133 - 2⁹ = 420044120309621 is a prime.

It is a super-2 number, since 2×420044120310133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420044120310137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 350311735 + ... + 351508747.

It is an arithmetic number, because the mean of its divisors is an integer number (14968396726920).

Almost surely, 2^{420044120310133} is an apocalyptic number.

It is an amenable number.

420044120310133 is a deficient number, since it is larger than the sum of its proper divisors (58944574951307).

420044120310133 is a wasteful number, since it uses less digits than its factorization.

420044120310133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199469.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 420044120310133 its reverse (331013021440024), we get a palindrome (751057141750157).

The spelling of 420044120310133 in words is "four hundred twenty trillion, forty-four billion, one hundred twenty million, three hundred ten thousand, one hundred thirty-three".