199215001220132 has 12 divisors (see below), whose sum is σ = 348631245767196. Its totient is φ = 99606073858080.

The previous prime is 199215001220111. The next prime is 199215001220303. The reversal of 199215001220132 is 231022100512991.

199215001220132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12939891006436 + 186275110213696 = 3597206^2 + 13648264^2 .

It is a super-2 number, since 2×199215001220132² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356373803 + ... + 356932370.

It is an arithmetic number, because the mean of its divisors is an integer number (29052603813933).

Almost surely, 2^{199215001220132} is an apocalyptic number.

It is an amenable number.

199215001220132 is a deficient number, since it is larger than the sum of its proper divisors (149416244547064).

199215001220132 is a wasteful number, since it uses less digits than its factorization.

199215001220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713375998 (or 713375996 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 199215001220132 in words is "one hundred ninety-nine trillion, two hundred fifteen billion, one million, two hundred twenty thousand, one hundred thirty-two".