1020140335334 has 4 divisors (see below), whose sum is σ = 1530210503004. Its totient is φ = 510070167666.

The previous prime is 1020140335303. The next prime is 1020140335337. The reversal of 1020140335334 is 4335330410201.

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

It is a junction number, because it is equal to n+sod(n) for n = 1020140335297 and 1020140335306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020140335337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255035083832 + ... + 255035083835.

It is an arithmetic number, because the mean of its divisors is an integer number (382552625751).

Almost surely, 2^{1020140335334} is an apocalyptic number.

1020140335334 is a deficient number, since it is larger than the sum of its proper divisors (510070167670).

1020140335334 is an equidigital number, since it uses as much as digits as its factorization.

1020140335334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510070167669.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 1020140335334 its reverse (4335330410201), we get a palindrome (5355470745535).

The spelling of 1020140335334 in words is "one trillion, twenty billion, one hundred forty million, three hundred thirty-five thousand, three hundred thirty-four".