321434103331 has 32 divisors (see below), whose sum is σ = 369628697088. Its totient is φ = 276667184640.

The previous prime is 321434103329. The next prime is 321434103379. The reversal of 321434103331 is 133301434123.

It is not a de Polignac number, because 321434103331 - 2¹ = 321434103329 is a prime.

It is a super-2 number, since 2×321434103331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 321434103331.

It is not an unprimeable number, because it can be changed into a prime (321434103301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22778380 + ... + 22792486.

It is an arithmetic number, because the mean of its divisors is an integer number (11550896784).

Almost surely, 2^321434103331 is an apocalyptic number.

321434103331 is a deficient number, since it is larger than the sum of its proper divisors (48194593757).

321434103331 is a wasteful number, since it uses less digits than its factorization.

321434103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15051.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 321434103331 its reverse (133301434123), we get a palindrome (454735537454).

The spelling of 321434103331 in words is "three hundred twenty-one billion, four hundred thirty-four million, one hundred three thousand, three hundred thirty-one".