321134401011 has 24 divisors (see below), whose sum is σ = 457156917360. Its totient is φ = 200473165312.

The previous prime is 321134401009. The next prime is 321134401013. The reversal of 321134401011 is 110104431123.

It is an interprime number because it is at equal distance from previous prime (321134401009) and next prime (321134401013).

It is not a de Polignac number, because 321134401011 - 2¹ = 321134401009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321134401013) 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 23 ways as a sum of consecutive naturals, for example, 769296 + ... + 1110893.

It is an arithmetic number, because the mean of its divisors is an integer number (19048204890).

Almost surely, 2^321134401011 is an apocalyptic number.

321134401011 is a deficient number, since it is larger than the sum of its proper divisors (136022516349).

321134401011 is a wasteful number, since it uses less digits than its factorization.

321134401011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880423 (or 1880406 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 321134401011 its reverse (110104431123), we get a palindrome (431238832134).

The spelling of 321134401011 in words is "three hundred twenty-one billion, one hundred thirty-four million, four hundred one thousand, eleven".