109107202390 has 8 divisors (see below), whose sum is σ = 196392964320. Its totient is φ = 43642880952.

The previous prime is 109107202313. The next prime is 109107202397. The reversal of 109107202390 is 93202701901.

It is a happy number.

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

It is a super-2 number, since 2×109107202390² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109107202397) 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, 5455360110 + ... + 5455360129.

It is an arithmetic number, because the mean of its divisors is an integer number (24549120540).

Almost surely, 2^109107202390 is an apocalyptic number.

109107202390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109107202390 is a deficient number, since it is larger than the sum of its proper divisors (87285761930).

109107202390 is a wasteful number, since it uses less digits than its factorization.

109107202390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10910720246.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 109107202390 in words is "one hundred nine billion, one hundred seven million, two hundred two thousand, three hundred ninety".