109671365121602 has 8 divisors (see below), whose sum is σ = 164512442685756. Its totient is φ = 54833884226352.

The previous prime is 109671365121601. The next prime is 109671365121607. The reversal of 109671365121602 is 206121563176901.

It can be written as a sum of positive squares in 2 ways, for example, as 79395388547281 + 30275976574321 = 8910409^2 + 5502361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (109671365121601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899090993 + ... + 899212964.

Almost surely, 2^{109671365121602} is an apocalyptic number.

109671365121602 is a deficient number, since it is larger than the sum of its proper divisors (54841077564154).

109671365121602 is a wasteful number, since it uses less digits than its factorization.

109671365121602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798334452.

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 109671365121602 in words is "one hundred nine trillion, six hundred seventy-one billion, three hundred sixty-five million, one hundred twenty-one thousand, six hundred two".