10131220223322 has 128 divisors (see below), whose sum is σ = 22684375627776. Its totient is φ = 2990685600000.

The previous prime is 10131220223317. The next prime is 10131220223339. The reversal of 10131220223322 is 22332202213101.

It is a junction number, because it is equal to n+sod(n) for n = 10131220223292 and 10131220223301.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 232361628 + ... + 232405224.

It is an arithmetic number, because the mean of its divisors is an integer number (177221684592).

Almost surely, 2^{10131220223322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10131220223322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11342187813888).

10131220223322 is an abundant number, since it is smaller than the sum of its proper divisors (12553155404454).

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

10131220223322 is a wasteful number, since it uses less digits than its factorization.

10131220223322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44276.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 10131220223322 its reverse (22332202213101), we get a palindrome (32463422436423).

The spelling of 10131220223322 in words is "ten trillion, one hundred thirty-one billion, two hundred twenty million, two hundred twenty-three thousand, three hundred twenty-two".