1213118393010 has 16 divisors (see below), whose sum is σ = 2911484143296. Its totient is φ = 323498238128.

The previous prime is 1213118392951. The next prime is 1213118393017. The reversal of 1213118393010 is 103938113121.

It is not an unprimeable number, because it can be changed into a prime (1213118393017) 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 7 ways as a sum of consecutive naturals, for example, 20218639854 + ... + 20218639913.

It is an arithmetic number, because the mean of its divisors is an integer number (181967758956).

Almost surely, 2^{1213118393010} is an apocalyptic number.

1213118393010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213118393010 is an abundant number, since it is smaller than the sum of its proper divisors (1698365750286).

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

1213118393010 is a wasteful number, since it uses less digits than its factorization.

1213118393010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40437279777.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 1213118393010 in words is "one trillion, two hundred thirteen billion, one hundred eighteen million, three hundred ninety-three thousand, ten".