10123011133321 has 2 divisors, whose sum is σ = 10123011133322. Its totient is φ = 10123011133320.

The previous prime is 10123011133309. The next prime is 10123011133399. The reversal of 10123011133321 is 12333111032101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8875632640000 + 1247378493321 = 2979200^2 + 1116861^2 .

It is a cyclic number.

It is not a de Polignac number, because 10123011133321 - 2⁵ = 10123011133289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10123011133292 and 10123011133301.

It is not a weakly prime, because it can be changed into another prime (10123011133621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061505566660 + 5061505566661.

It is an arithmetic number, because the mean of its divisors is an integer number (5061505566661).

Almost surely, 2^{10123011133321} is an apocalyptic number.

It is an amenable number.

10123011133321 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123011133321 is an equidigital number, since it uses as much as digits as its factorization.

10123011133321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 10123011133321 its reverse (12333111032101), we get a palindrome (22456122165422).

The spelling of 10123011133321 in words is "ten trillion, one hundred twenty-three billion, eleven million, one hundred thirty-three thousand, three hundred twenty-one".