4211108421 has 24 divisors (see below), whose sum is σ = 6151141920. Its totient is φ = 2547446304.

The previous prime is 4211108399. The next prime is 4211108449. The reversal of 4211108421 is 1248011124.

It is not a de Polignac number, because 4211108421 - 2²³ = 4202719813 is a prime.

It is a super-2 number, since 2×4211108421² = 35466868266834226482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4211108391 and 4211108400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4211118421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120250 + ... + 151268.

It is an arithmetic number, because the mean of its divisors is an integer number (256297580).

Almost surely, 2^4211108421 is an apocalyptic number.

It is an amenable number.

4211108421 is a deficient number, since it is larger than the sum of its proper divisors (1940033499).

4211108421 is a wasteful number, since it uses less digits than its factorization.

4211108421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31153 (or 31094 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 4211108421 is about 64893.0537191771. The cubic root of 4211108421 is about 1614.8498259337.

Adding to 4211108421 its reverse (1248011124), we get a palindrome (5459119545).

The spelling of 4211108421 in words is "four billion, two hundred eleven million, one hundred eight thousand, four hundred twenty-one".