424211411021 has 16 divisors (see below), whose sum is σ = 460656564480. Its totient is φ = 389065797120.

The previous prime is 424211410991. The next prime is 424211411023. The reversal of 424211411021 is 120114112424.

It is not a de Polignac number, because 424211411021 - 2¹⁸ = 424211148877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424211411023) 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, 244460 + ... + 952986.

It is an arithmetic number, because the mean of its divisors is an integer number (28791035280).

Almost surely, 2^424211411021 is an apocalyptic number.

424211411021 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

424211411021 is a deficient number, since it is larger than the sum of its proper divisors (36445153459).

424211411021 is a wasteful number, since it uses less digits than its factorization.

424211411021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709444.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 424211411021 its reverse (120114112424), we get a palindrome (544325523445).

The spelling of 424211411021 in words is "four hundred twenty-four billion, two hundred eleven million, four hundred eleven thousand, twenty-one".