1201200013240 has 16 divisors (see below), whose sum is σ = 2702700029880. Its totient is φ = 480480005280.

The previous prime is 1201200013217. The next prime is 1201200013249. The reversal of 1201200013240 is 423100021021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201200013249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15015000126 + ... + 15015000205.

Almost surely, 2^{1201200013240} is an apocalyptic number.

1201200013240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201200013240 is an abundant number, since it is smaller than the sum of its proper divisors (1501500016640).

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

1201200013240 is a wasteful number, since it uses less digits than its factorization.

1201200013240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30030000342 (or 30030000338 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1201200013240 its reverse (423100021021), we get a palindrome (1624300034261).

The spelling of 1201200013240 in words is "one trillion, two hundred one billion, two hundred million, thirteen thousand, two hundred forty".