420230535111 has 16 divisors (see below), whose sum is σ = 622715358720. Its totient is φ = 280085468760.

The previous prime is 420230535107. The next prime is 420230535143. The reversal of 420230535111 is 111535032024.

420230535111 is a `hidden beast` number, since 4 + 2 + 0 + 2 + 305 + 351 + 1 + 1 = 666.

It is not a de Polignac number, because 420230535111 - 2² = 420230535107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420230535181) 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, 1781985 + ... + 2003978.

It is an arithmetic number, because the mean of its divisors is an integer number (38919709920).

Almost surely, 2^420230535111 is an apocalyptic number.

420230535111 is a deficient number, since it is larger than the sum of its proper divisors (202484823609).

420230535111 is a wasteful number, since it uses less digits than its factorization.

420230535111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3790083 (or 3790077 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 420230535111 its reverse (111535032024), we get a palindrome (531765567135).

The spelling of 420230535111 in words is "four hundred twenty billion, two hundred thirty million, five hundred thirty-five thousand, one hundred eleven".