1020535253052 has 48 divisors (see below), whose sum is σ = 2724093023232. Its totient is φ = 291295892160.

The previous prime is 1020535253051. The next prime is 1020535253071. The reversal of 1020535253052 is 2503525350201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020535253051) 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 in 15 ways as a sum of consecutive naturals, for example, 5863908 + ... + 6035435.

It is an arithmetic number, because the mean of its divisors is an integer number (56751937984).

Almost surely, 2^{1020535253052} is an apocalyptic number.

1020535253052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020535253052 is an abundant number, since it is smaller than the sum of its proper divisors (1703557770180).

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

1020535253052 is a wasteful number, since it uses less digits than its factorization.

1020535253052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11900378 (or 11900376 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 1020535253052 in words is "one trillion, twenty billion, five hundred thirty-five million, two hundred fifty-three thousand, fifty-two".