103009121220 has 48 divisors (see below), whose sum is σ = 288535524480. Its totient is φ = 27458624256.

The previous prime is 103009121209. The next prime is 103009121221. The reversal of 103009121220 is 22121900301.

It is a super-2 number, since 2×103009121220² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103009121221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168040 + ... + 483999.

It is an arithmetic number, because the mean of its divisors is an integer number (6011156760).

Almost surely, 2^103009121220 is an apocalyptic number.

103009121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103009121220 is an abundant number, since it is smaller than the sum of its proper divisors (185526403260).

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

103009121220 is a wasteful number, since it uses less digits than its factorization.

103009121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654684 (or 654682 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The spelling of 103009121220 in words is "one hundred three billion, nine million, one hundred twenty-one thousand, two hundred twenty".