321140125011 has 16 divisors (see below), whose sum is σ = 432155243520. Its totient is φ = 212109576480.

The previous prime is 321140124997. The next prime is 321140125027. The reversal of 321140125011 is 110521041123.

It is not a de Polignac number, because 321140125011 - 2¹⁰ = 321140123987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321140125091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4045246 + ... + 4123868.

It is an arithmetic number, because the mean of its divisors is an integer number (27009702720).

Almost surely, 2^321140125011 is an apocalyptic number.

321140125011 is a deficient number, since it is larger than the sum of its proper divisors (111015118509).

321140125011 is a wasteful number, since it uses less digits than its factorization.

321140125011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91226.

The product of its (nonzero) digits is 240, while the sum is 21.

Adding to 321140125011 its reverse (110521041123), we get a palindrome (431661166134).

The spelling of 321140125011 in words is "three hundred twenty-one billion, one hundred forty million, one hundred twenty-five thousand, eleven".