21433131002041 has 16 divisors (see below), whose sum is σ = 24195122078400. Its totient is φ = 18807130843200.

The previous prime is 21433131002027. The next prime is 21433131002111. The reversal of 21433131002041 is 14020013133412.

It is a cyclic number.

It is not a de Polignac number, because 21433131002041 - 2¹³ = 21433130993849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21433131001997 and 21433131002015.

It is not an unprimeable number, because it can be changed into a prime (21433131002441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9022746 + ... + 11147923.

It is an arithmetic number, because the mean of its divisors is an integer number (1512195129900).

Almost surely, 2^{21433131002041} is an apocalyptic number.

It is an amenable number.

21433131002041 is a deficient number, since it is larger than the sum of its proper divisors (2761991076359).

21433131002041 is a wasteful number, since it uses less digits than its factorization.

21433131002041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20174040.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 21433131002041 its reverse (14020013133412), we get a palindrome (35453144135453).

The spelling of 21433131002041 in words is "twenty-one trillion, four hundred thirty-three billion, one hundred thirty-one million, two thousand, forty-one".