1105650020 has 24 divisors (see below), whose sum is σ = 2422816704. Its totient is φ = 423031136.

The previous prime is 1105650017. The next prime is 1105650041. The reversal of 1105650020 is 200565011.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1105649974 and 1105650001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201334 + ... + 1202253.

It is an arithmetic number, because the mean of its divisors is an integer number (100950696).

Almost surely, 2^1105650020 is an apocalyptic number.

1105650020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105650020 is an abundant number, since it is smaller than the sum of its proper divisors (1317166684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1105650020 is a wasteful number, since it uses less digits than its factorization.

1105650020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403619 (or 2403617 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1105650020 is about 33251.3160641801. The cubic root of 1105650020 is about 1034.0444929954.

The spelling of 1105650020 in words is "one billion, one hundred five million, six hundred fifty thousand, twenty".