421124133111 has 32 divisors (see below), whose sum is σ = 615931959552. Its totient is φ = 253816104960.

The previous prime is 421124133107. The next prime is 421124133119. The reversal of 421124133111 is 111331421124.

It is not a de Polignac number, because 421124133111 - 2² = 421124133107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421124133119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21472836 + ... + 21492438.

It is an arithmetic number, because the mean of its divisors is an integer number (19247873736).

Almost surely, 2^421124133111 is an apocalyptic number.

421124133111 is a deficient number, since it is larger than the sum of its proper divisors (194807826441).

421124133111 is a wasteful number, since it uses less digits than its factorization.

421124133111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23183.

The product of its digits is 576, while the sum is 24.

Adding to 421124133111 its reverse (111331421124), we get a palindrome (532455554235).

The spelling of 421124133111 in words is "four hundred twenty-one billion, one hundred twenty-four million, one hundred thirty-three thousand, one hundred eleven".