1020200935572 has 192 divisors, whose sum is σ = 3263087654400. Its totient is φ = 268423787520.

The previous prime is 1020200935553. The next prime is 1020200935601. The reversal of 1020200935572 is 2755390020201.

1020200935572 is a `hidden beast` number, since 10 + 2 + 0 + 2 + 0 + 0 + 93 + 557 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 4014304 + ... + 4260872.

It is an arithmetic number, because the mean of its divisors is an integer number (16995248200).

Almost surely, 2^{1020200935572} is an apocalyptic number.

1020200935572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020200935572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1631543827200).

1020200935572 is an abundant number, since it is smaller than the sum of its proper divisors (2242886718828).

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

1020200935572 is a wasteful number, since it uses less digits than its factorization.

1020200935572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247023 (or 247015 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

Adding to 1020200935572 its reverse (2755390020201), we get a palindrome (3775590955773).

The spelling of 1020200935572 in words is "one trillion, twenty billion, two hundred million, nine hundred thirty-five thousand, five hundred seventy-two".