1313121231300 has 36 divisors (see below), whose sum is σ = 3799297430096. Its totient is φ = 350165661600.

The previous prime is 1313121231277. The next prime is 1313121231313. The reversal of 1313121231300 is 31321213131.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2188535086 + ... + 2188535685.

Almost surely, 2^{1313121231300} is an apocalyptic number.

1313121231300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313121231300 is an abundant number, since it is smaller than the sum of its proper divisors (2486176198796).

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

1313121231300 is a wasteful number, since it uses less digits than its factorization.

1313121231300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4377070788 (or 4377070781 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1313121231300 its reverse (31321213131), we get a palindrome (1344442444431).

The spelling of 1313121231300 in words is "one trillion, three hundred thirteen billion, one hundred twenty-one million, two hundred thirty-one thousand, three hundred".