109191120302 has 32 divisors (see below), whose sum is σ = 180231657984. Its totient is φ = 49201668000.

The previous prime is 109191120289. The next prime is 109191120307. The reversal of 109191120302 is 203021191901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109191120307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1584068 + ... + 1651560.

It is an arithmetic number, because the mean of its divisors is an integer number (5632239312).

Almost surely, 2^109191120302 is an apocalyptic number.

109191120302 is a deficient number, since it is larger than the sum of its proper divisors (71040537682).

109191120302 is a wasteful number, since it uses less digits than its factorization.

109191120302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68144.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 109191120302 in words is "one hundred nine billion, one hundred ninety-one million, one hundred twenty thousand, three hundred two".