12199999999970 has 16 divisors (see below), whose sum is σ = 22071472084728. Its totient is φ = 4855228425600.

The previous prime is 12199999999963. The next prime is 12200000000039. The reversal of 12199999999970 is 7999999999121.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11739826353649 + 460173646321 = 3426343^2 + 678361^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12199999999970.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3096444731 + ... + 3096448670.

Almost surely, 2^{12199999999970} is an apocalyptic number.

12199999999970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12199999999970 is a deficient number, since it is larger than the sum of its proper divisors (9871472084758).

12199999999970 is a wasteful number, since it uses less digits than its factorization.

12199999999970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6192893605.

The product of its (nonzero) digits is 5423886846, while the sum is 92.

The spelling of 12199999999970 in words is "twelve trillion, one hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventy".