103520422012 has 48 divisors (see below), whose sum is σ = 214001786880. Its totient is φ = 42878044800.

The previous prime is 103520422009. The next prime is 103520422021. The reversal of 103520422012 is 210224025301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582189 + ... + 738907.

It is an arithmetic number, because the mean of its divisors is an integer number (4458370560).

Almost surely, 2^103520422012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103520422012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107000893440).

103520422012 is an abundant number, since it is smaller than the sum of its proper divisors (110481364868).

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

103520422012 is a wasteful number, since it uses less digits than its factorization.

103520422012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157522 (or 157520 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 103520422012 its reverse (210224025301), we get a palindrome (313744447313).

The spelling of 103520422012 in words is "one hundred three billion, five hundred twenty million, four hundred twenty-two thousand, twelve".