420131113111 has 8 divisors (see below), whose sum is σ = 420354060480. Its totient is φ = 419908223328.

The previous prime is 420131113109. The next prime is 420131113121. The reversal of 420131113111 is 111311131024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420131113111 - 2¹ = 420131113109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420131113121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24238530 + ... + 24255856.

It is an arithmetic number, because the mean of its divisors is an integer number (52544257560).

Almost surely, 2^420131113111 is an apocalyptic number.

420131113111 is a deficient number, since it is larger than the sum of its proper divisors (222947369).

420131113111 is a wasteful number, since it uses less digits than its factorization.

420131113111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28793.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 420131113111 its reverse (111311131024), we get a palindrome (531442244135).

The spelling of 420131113111 in words is "four hundred twenty billion, one hundred thirty-one million, one hundred thirteen thousand, one hundred eleven".