424111212131 has 4 divisors (see below), whose sum is σ = 424123610112. Its totient is φ = 424098814152.

The previous prime is 424111212127. The next prime is 424111212157. The reversal of 424111212131 is 131212111424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424111212131 - 2² = 424111212127 is a prime.

It is a super-2 number, since 2×424111212131² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424111212097 and 424111212106.

It is not an unprimeable number, because it can be changed into a prime (424111212121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6147536 + ... + 6216141.

It is an arithmetic number, because the mean of its divisors is an integer number (106030902528).

Almost surely, 2^424111212131 is an apocalyptic number.

424111212131 is a deficient number, since it is larger than the sum of its proper divisors (12397981).

424111212131 is a wasteful number, since it uses less digits than its factorization.

424111212131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12397980.

The product of its digits is 384, while the sum is 23.

Adding to 424111212131 its reverse (131212111424), we get a palindrome (555323323555).

The spelling of 424111212131 in words is "four hundred twenty-four billion, one hundred eleven million, two hundred twelve thousand, one hundred thirty-one".