420311024133 has 64 divisors (see below), whose sum is σ = 772781463552. Its totient is φ = 196100455680.

The previous prime is 420311024129. The next prime is 420311024141. The reversal of 420311024133 is 331420113024.

It is a happy number.

It is not a de Polignac number, because 420311024133 - 2² = 420311024129 is a prime.

It is a super-2 number, since 2×420311024133² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420311024033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1780291 + ... + 2002512.

It is an arithmetic number, because the mean of its divisors is an integer number (12074710368).

Almost surely, 2^420311024133 is an apocalyptic number.

It is an amenable number.

420311024133 is a deficient number, since it is larger than the sum of its proper divisors (352470439419).

420311024133 is a wasteful number, since it uses less digits than its factorization.

420311024133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782874.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 420311024133 its reverse (331420113024), we get a palindrome (751731137157).

The spelling of 420311024133 in words is "four hundred twenty billion, three hundred eleven million, twenty-four thousand, one hundred thirty-three".