53334334402021 has 8 divisors (see below), whose sum is σ = 53542045824920. Its totient is φ = 53126732107008.

The previous prime is 53334334402003. The next prime is 53334334402039. The reversal of 53334334402021 is 12020443343335.

53334334402021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53334334402003) and next prime (53334334402039).

It can be written as a sum of positive squares in 4 ways, for example, as 640817861121 + 52693516540900 = 800511^2 + 7259030^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53334334402021 - 2¹³ = 53334334393829 is a prime.

It is a super-2 number, since 2×53334334402021² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53334334402721) 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 7 ways as a sum of consecutive naturals, for example, 26302536 + ... + 28257601.

It is an arithmetic number, because the mean of its divisors is an integer number (6692755728115).

Almost surely, 2^{53334334402021} is an apocalyptic number.

It is an amenable number.

53334334402021 is a deficient number, since it is larger than the sum of its proper divisors (207711422899).

53334334402021 is a wasteful number, since it uses less digits than its factorization.

53334334402021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54563943.

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 53334334402021 its reverse (12020443343335), we get a palindrome (65354777745356).

The spelling of 53334334402021 in words is "fifty-three trillion, three hundred thirty-four billion, three hundred thirty-four million, four hundred two thousand, twenty-one".