421124120223 has 64 divisors (see below), whose sum is σ = 604768066560. Its totient is φ = 260124383232.

The previous prime is 421124120203. The next prime is 421124120231. The reversal of 421124120223 is 322021421124.

It is not a de Polignac number, because 421124120223 - 2⁹ = 421124119711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421124120193 and 421124120202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421124120203) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 236985111 + ... + 236986887.

It is an arithmetic number, because the mean of its divisors is an integer number (9449501040).

Almost surely, 2^421124120223 is an apocalyptic number.

421124120223 is a deficient number, since it is larger than the sum of its proper divisors (183643946337).

421124120223 is a wasteful number, since it uses less digits than its factorization.

421124120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 421124120223 its reverse (322021421124), we get a palindrome (743145541347).

The spelling of 421124120223 in words is "four hundred twenty-one billion, one hundred twenty-four million, one hundred twenty thousand, two hundred twenty-three".