4231000041621 has 32 divisors (see below), whose sum is σ = 5775429703680. Its totient is φ = 2754601800000.

The previous prime is 4231000041617. The next prime is 4231000041629. The reversal of 4231000041621 is 1261400001324.

It is not a de Polignac number, because 4231000041621 - 2² = 4231000041617 is a prime.

It is a super-2 number, since 2×4231000041621² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4231000041591 and 4231000041600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4231000041629) 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, 7563400 + ... + 8103518.

It is an arithmetic number, because the mean of its divisors is an integer number (180482178240).

Almost surely, 2^{4231000041621} is an apocalyptic number.

It is an amenable number.

4231000041621 is a deficient number, since it is larger than the sum of its proper divisors (1544429662059).

4231000041621 is a wasteful number, since it uses less digits than its factorization.

4231000041621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540577.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 4231000041621 its reverse (1261400001324), we get a palindrome (5492400042945).

The spelling of 4231000041621 in words is "four trillion, two hundred thirty-one billion, forty-one thousand, six hundred twenty-one".