1020443234354 has 4 divisors (see below), whose sum is σ = 1530664851534. Its totient is φ = 510221617176.

The previous prime is 1020443234341. The next prime is 1020443234389. The reversal of 1020443234354 is 4534323440201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1005762277129 + 14680957225 = 1002877^2 + 121165^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255110808587 + ... + 255110808590.

Almost surely, 2^{1020443234354} is an apocalyptic number.

1020443234354 is a deficient number, since it is larger than the sum of its proper divisors (510221617180).

1020443234354 is an equidigital number, since it uses as much as digits as its factorization.

1020443234354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510221617179.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 1020443234354 its reverse (4534323440201), we get a palindrome (5554766674555).

The spelling of 1020443234354 in words is "one trillion, twenty billion, four hundred forty-three million, two hundred thirty-four thousand, three hundred fifty-four".