10103222120 has 64 divisors (see below), whose sum is σ = 23138006400. Its totient is φ = 3969504000.

The previous prime is 10103222117. The next prime is 10103222147. The reversal of 10103222120 is 2122230101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10103222095 and 10103222104.

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, 956870 + ... + 967370.

It is an arithmetic number, because the mean of its divisors is an integer number (361531350).

Almost surely, 2^10103222120 is an apocalyptic number.

10103222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10103222120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11569003200).

10103222120 is an abundant number, since it is smaller than the sum of its proper divisors (13034784280).

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

10103222120 is a wasteful number, since it uses less digits than its factorization.

10103222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10938 (or 10934 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10103222120 its reverse (2122230101), we get a palindrome (12225452221).

The spelling of 10103222120 in words is "ten billion, one hundred three million, two hundred twenty-two thousand, one hundred twenty".