1186222110420 has 48 divisors (see below), whose sum is σ = 3322749306240. Its totient is φ = 316199477376.

The previous prime is 1186222110397. The next prime is 1186222110449. The reversal of 1186222110420 is 240112226811.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3799155 + ... + 4099514.

It is an arithmetic number, because the mean of its divisors is an integer number (69223943880).

Almost surely, 2^{1186222110420} is an apocalyptic number.

1186222110420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1186222110420 is an abundant number, since it is smaller than the sum of its proper divisors (2136527195820).

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

1186222110420 is a wasteful number, since it uses less digits than its factorization.

1186222110420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7901184 (or 7901182 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The spelling of 1186222110420 in words is "one trillion, one hundred eighty-six billion, two hundred twenty-two million, one hundred ten thousand, four hundred twenty".