10101120320 has 28 divisors (see below), whose sum is σ = 24053293524. Its totient is φ = 4040448000.

The previous prime is 10101120319. The next prime is 10101120343. The reversal of 10101120320 is 2302110101.

It can be written as a sum of positive squares in 2 ways, for example, as 5634604096 + 4466516224 = 75064^2 + 66832^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15782681 + ... + 15783320.

Almost surely, 2^10101120320 is an apocalyptic number.

10101120320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101120320 is an abundant number, since it is smaller than the sum of its proper divisors (13952173204).

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

10101120320 is an equidigital number, since it uses as much as digits as its factorization.

10101120320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31566018 (or 31566008 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10101120320 its reverse (2302110101), we get a palindrome (12403230421).

The spelling of 10101120320 in words is "ten billion, one hundred one million, one hundred twenty thousand, three hundred twenty".