321142053011 has 8 divisors (see below), whose sum is σ = 360882039840. Its totient is φ = 283550173632.

The previous prime is 321142052993. The next prime is 321142053019. The reversal of 321142053011 is 110350241123.

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 321142053011 - 2³⁴ = 303962183827 is a prime.

It is a super-2 number, since 2×321142053011² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321142053019) 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 7 ways as a sum of consecutive naturals, for example, 537026546 + ... + 537027143.

It is an arithmetic number, because the mean of its divisors is an integer number (45110254980).

Almost surely, 2^321142053011 is an apocalyptic number.

321142053011 is a deficient number, since it is larger than the sum of its proper divisors (39739986829).

321142053011 is a wasteful number, since it uses less digits than its factorization.

321142053011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074053725.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 321142053011 its reverse (110350241123), we get a palindrome (431492294134).

The spelling of 321142053011 in words is "three hundred twenty-one billion, one hundred forty-two million, fifty-three thousand, eleven".