1021253302035 has 12 divisors (see below), whose sum is σ = 1770172390272. Its totient is φ = 544668427728.

The previous prime is 1021253301997. The next prime is 1021253302037. The reversal of 1021253302035 is 5302033521201.

It is a happy number.

1021253302035 is a `hidden beast` number, since 1 + 0 + 2 + 125 + 330 + 203 + 5 = 666.

It is not a de Polignac number, because 1021253302035 - 2⁸ = 1021253301779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1021253302037) 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 11 ways as a sum of consecutive naturals, for example, 11347258867 + ... + 11347258956.

It is an arithmetic number, because the mean of its divisors is an integer number (147514365856).

Almost surely, 2^{1021253302035} is an apocalyptic number.

1021253302035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1021253302035 is a deficient number, since it is larger than the sum of its proper divisors (748919088237).

1021253302035 is a wasteful number, since it uses less digits than its factorization.

1021253302035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22694517834 (or 22694517831 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 1021253302035 its reverse (5302033521201), we get a palindrome (6323286823236).

The spelling of 1021253302035 in words is "one trillion, twenty-one billion, two hundred fifty-three million, three hundred two thousand, thirty-five".