109120724950 has 24 divisors (see below), whose sum is σ = 213646894920. Its totient is φ = 41351011200.

The previous prime is 109120724891. The next prime is 109120724983. The reversal of 109120724950 is 59427021901.

It is a happy number.

It is a super-2 number, since 2×109120724950² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57431011 + ... + 57432910.

It is an arithmetic number, because the mean of its divisors is an integer number (8901953955).

Almost surely, 2^109120724950 is an apocalyptic number.

109120724950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

109120724950 is a deficient number, since it is larger than the sum of its proper divisors (104526169970).

109120724950 is a wasteful number, since it uses less digits than its factorization.

109120724950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114863952 (or 114863947 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 109120724950 in words is "one hundred nine billion, one hundred twenty million, seven hundred twenty-four thousand, nine hundred fifty".