53021323011 has 8 divisors (see below), whose sum is σ = 70696163520. Its totient is φ = 35347015592.

The previous prime is 53021322997. The next prime is 53021323021. The reversal of 53021323011 is 11032312035.

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

It is a cyclic number.

It is not a de Polignac number, because 53021323011 - 2⁷ = 53021322883 is a prime.

It is a super-2 number, since 2×53021323011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53021323021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300460 + ... + 443078.

It is an arithmetic number, because the mean of its divisors is an integer number (8837020440).

Almost surely, 2^53021323011 is an apocalyptic number.

53021323011 is a deficient number, since it is larger than the sum of its proper divisors (17674840509).

53021323011 is a wasteful number, since it uses less digits than its factorization.

53021323011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266545.

The product of its (nonzero) digits is 540, while the sum is 21.

Adding to 53021323011 its reverse (11032312035), we get a palindrome (64053635046).

The spelling of 53021323011 in words is "fifty-three billion, twenty-one million, three hundred twenty-three thousand, eleven".