1200355355140 has 24 divisors (see below), whose sum is σ = 2520771345792. Its totient is φ = 480137361120.

The previous prime is 1200355355119. The next prime is 1200355355261. The reversal of 1200355355140 is 415535530021.

It is a super-2 number, since 2×1200355355140² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200355355096 and 1200355355105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2319595 + ... + 2789485.

It is an arithmetic number, because the mean of its divisors is an integer number (105032139408).

Almost surely, 2^{1200355355140} is an apocalyptic number.

1200355355140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200355355140 is an abundant number, since it is smaller than the sum of its proper divisors (1320415990652).

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

1200355355140 is a wasteful number, since it uses less digits than its factorization.

1200355355140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597627 (or 597625 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 1200355355140 in words is "one trillion, two hundred billion, three hundred fifty-five million, three hundred fifty-five thousand, one hundred forty".