420633601311 has 32 divisors (see below), whose sum is σ = 699279533568. Its totient is φ = 218497069440.

The previous prime is 420633601303. The next prime is 420633601321. The reversal of 420633601311 is 113106336024.

It is not a de Polignac number, because 420633601311 - 2³ = 420633601303 is a prime.

It is a super-2 number, since 2×420633601311² (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 (420633601321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4288065 + ... + 4385061.

It is an arithmetic number, because the mean of its divisors is an integer number (21852485424).

Almost surely, 2^420633601311 is an apocalyptic number.

420633601311 is a deficient number, since it is larger than the sum of its proper divisors (278645932257).

420633601311 is a wasteful number, since it uses less digits than its factorization.

420633601311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115791.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 420633601311 its reverse (113106336024), we get a palindrome (533739937335).

It can be divided in two parts, 4206336013 and 11, that added together give a palindrome (4206336024).

The spelling of 420633601311 in words is "four hundred twenty billion, six hundred thirty-three million, six hundred one thousand, three hundred eleven".