1023302434434 has 128 divisors (see below), whose sum is σ = 2401162444800. Its totient is φ = 284667830784.

The previous prime is 1023302434409. The next prime is 1023302434463. The reversal of 1023302434434 is 4344342033201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1023302434395 and 1023302434404.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 346528302 + ... + 346531254.

It is an arithmetic number, because the mean of its divisors is an integer number (18759081600).

Almost surely, 2^{1023302434434} is an apocalyptic number.

1023302434434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023302434434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1200581222400).

1023302434434 is an abundant number, since it is smaller than the sum of its proper divisors (1377860010366).

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

1023302434434 is a wasteful number, since it uses less digits than its factorization.

1023302434434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 1023302434434 its reverse (4344342033201), we get a palindrome (5367644467635).

The spelling of 1023302434434 in words is "one trillion, twenty-three billion, three hundred two million, four hundred thirty-four thousand, four hundred thirty-four".