1020570155200 has 42 divisors (see below), whose sum is σ = 2511240442076. Its totient is φ = 408228061440.

The previous prime is 1020570155191. The next prime is 1020570155201. The reversal of 1020570155200 is 25510750201.

It is not an unprimeable number, because it can be changed into a prime (1020570155201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 318926574 + ... + 318929773.

Almost surely, 2^{1020570155200} is an apocalyptic number.

1020570155200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020570155200 is an abundant number, since it is smaller than the sum of its proper divisors (1490670286876).

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

1020570155200 is an equidigital number, since it uses as much as digits as its factorization.

1020570155200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637856369 (or 637856354 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 28.

The spelling of 1020570155200 in words is "one trillion, twenty billion, five hundred seventy million, one hundred fifty-five thousand, two hundred".