1023420324342 has 64 divisors (see below), whose sum is σ = 2278858788864. Its totient is φ = 304358601600.

The previous prime is 1023420324341. The next prime is 1023420324349. The reversal of 1023420324342 is 2434230243201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023420324341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 738438 + ... + 1610009.

It is an arithmetic number, because the mean of its divisors is an integer number (35607168576).

Almost surely, 2^{1023420324342} is an apocalyptic number.

1023420324342 is an abundant number, since it is smaller than the sum of its proper divisors (1255438464522).

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

1023420324342 is a wasteful number, since it uses less digits than its factorization.

1023420324342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348653.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 1023420324342 its reverse (2434230243201), we get a palindrome (3457650567543).

The spelling of 1023420324342 in words is "one trillion, twenty-three billion, four hundred twenty million, three hundred twenty-four thousand, three hundred forty-two".