1270170545100 has 36 divisors (see below), whose sum is σ = 3675026778024. Its totient is φ = 338712145280.

The previous prime is 1270170545081. The next prime is 1270170545101. The reversal of 1270170545100 is 15450710721.

It is a super-2 number, since 2×1270170545100² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1270170545101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2116950609 + ... + 2116951208.

Almost surely, 2^{1270170545100} is an apocalyptic number.

1270170545100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1270170545100 is an abundant number, since it is smaller than the sum of its proper divisors (2404856232924).

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

1270170545100 is a wasteful number, since it uses less digits than its factorization.

1270170545100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233901834 (or 4233901827 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 33.

The spelling of 1270170545100 in words is "one trillion, two hundred seventy billion, one hundred seventy million, five hundred forty-five thousand, one hundred".