1188058220312 has 8 divisors (see below), whose sum is σ = 2227609163100. Its totient is φ = 594029110152.

The previous prime is 1188058220311. The next prime is 1188058220317. The reversal of 1188058220312 is 2130228508811.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1188058220312² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1188058220312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1188058220311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74253638762 + ... + 74253638777.

Almost surely, 2^{1188058220312} is an apocalyptic number.

It is an amenable number.

1188058220312 is a deficient number, since it is larger than the sum of its proper divisors (1039550942788).

1188058220312 is a wasteful number, since it uses less digits than its factorization.

1188058220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148507277545 (or 148507277541 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 41.

The spelling of 1188058220312 in words is "one trillion, one hundred eighty-eight billion, fifty-eight million, two hundred twenty thousand, three hundred twelve".