321420033102342 has 32 divisors (see below), whose sum is σ = 680726117740032. Its totient is φ = 100827001148544.

The previous prime is 321420033102317. The next prime is 321420033102409. The reversal of 321420033102342 is 243201330024123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165534658 + ... + 167465109.

It is an arithmetic number, because the mean of its divisors is an integer number (21272691179376).

Almost surely, 2^{321420033102342} is an apocalyptic number.

321420033102342 is an abundant number, since it is smaller than the sum of its proper divisors (359306084637690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321420033102342 is a wasteful number, since it uses less digits than its factorization.

321420033102342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333009252.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 321420033102342 its reverse (243201330024123), we get a palindrome (564621363126465).

The spelling of 321420033102342 in words is "three hundred twenty-one trillion, four hundred twenty billion, thirty-three million, one hundred two thousand, three hundred forty-two".