4331002133021 has 4 divisors (see below), whose sum is σ = 4341591380700. Its totient is φ = 4320412885344.

The previous prime is 4331002133009. The next prime is 4331002133071. The reversal of 4331002133021 is 1203312001334.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3241389748996 + 1089612384025 = 1800386^2 + 1043845^2 .

It is a cyclic number.

It is not a de Polignac number, because 4331002133021 - 2²² = 4330997938717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4331002133071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5294623226 + ... + 5294624043.

It is an arithmetic number, because the mean of its divisors is an integer number (1085397845175).

Almost surely, 2^{4331002133021} is an apocalyptic number.

It is an amenable number.

4331002133021 is a deficient number, since it is larger than the sum of its proper divisors (10589247679).

4331002133021 is a wasteful number, since it uses less digits than its factorization.

4331002133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10589247678.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 4331002133021 its reverse (1203312001334), we get a palindrome (5534314134355).

The spelling of 4331002133021 in words is "four trillion, three hundred thirty-one billion, two million, one hundred thirty-three thousand, twenty-one".