1200024121413 has 16 divisors (see below), whose sum is σ = 1723213711296. Its totient is φ = 738432602880.

The previous prime is 1200024121259. The next prime is 1200024121493. The reversal of 1200024121413 is 3141214200021.

It is not a de Polignac number, because 1200024121413 - 2⁹ = 1200024120901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200024121413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200024121493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239508 + ... + 1567613.

It is an arithmetic number, because the mean of its divisors is an integer number (107700856956).

Almost surely, 2^{1200024121413} is an apocalyptic number.

1200024121413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1200024121413 is a deficient number, since it is larger than the sum of its proper divisors (523189589883).

1200024121413 is a wasteful number, since it uses less digits than its factorization.

1200024121413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824164.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1200024121413 its reverse (3141214200021), we get a palindrome (4341238321434).

The spelling of 1200024121413 in words is "one trillion, two hundred billion, twenty-four million, one hundred twenty-one thousand, four hundred thirteen".