10120323221131 has 4 divisors (see below), whose sum is σ = 10121061459600. Its totient is φ = 10119584982664.

The previous prime is 10120323220957. The next prime is 10120323221219. The reversal of 10120323221131 is 13112232302101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10120323221131 is a prime.

It is a super-2 number, since 2×10120323221131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120323221531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369098671 + ... + 369126088.

It is an arithmetic number, because the mean of its divisors is an integer number (2530265364900).

Almost surely, 2^{10120323221131} is an apocalyptic number.

10120323221131 is a deficient number, since it is larger than the sum of its proper divisors (738238469).

10120323221131 is an equidigital number, since it uses as much as digits as its factorization.

10120323221131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738238468.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 10120323221131 its reverse (13112232302101), we get a palindrome (23232555523232).

The spelling of 10120323221131 in words is "ten trillion, one hundred twenty billion, three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-one".