109290068218 has 8 divisors (see below), whose sum is σ = 169588036980. Its totient is φ = 52760722560.

The previous prime is 109290068213. The next prime is 109290068267. The reversal of 109290068218 is 812860092901.

It can be written as a sum of positive squares in 2 ways, for example, as 108249554169 + 1040514049 = 329013^2 + 32257^2 .

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

It is a super-2 number, since 2×109290068218² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109290068213) 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, 942155703 + ... + 942155818.

Almost surely, 2^109290068218 is an apocalyptic number.

109290068218 is a deficient number, since it is larger than the sum of its proper divisors (60297968762).

109290068218 is a wasteful number, since it uses less digits than its factorization.

109290068218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884311552.

The product of its (nonzero) digits is 124416, while the sum is 46.

The spelling of 109290068218 in words is "one hundred nine billion, two hundred ninety million, sixty-eight thousand, two hundred eighteen".