421120240311 has 16 divisors (see below), whose sum is σ = 591938408448. Its totient is φ = 265909826400.

The previous prime is 421120240243. The next prime is 421120240337. The reversal of 421120240311 is 113042021124.

It is not a de Polignac number, because 421120240311 - 2⁷ = 421120240183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421120240711) 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, 48167700 + ... + 48176441.

It is an arithmetic number, because the mean of its divisors is an integer number (36996150528).

Almost surely, 2^421120240311 is an apocalyptic number.

421120240311 is a deficient number, since it is larger than the sum of its proper divisors (170818168137).

421120240311 is a wasteful number, since it uses less digits than its factorization.

421120240311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96344222.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 421120240311 its reverse (113042021124), we get a palindrome (534162261435).

The spelling of 421120240311 in words is "four hundred twenty-one billion, one hundred twenty million, two hundred forty thousand, three hundred eleven".