10123311229 has 2 divisors, whose sum is σ = 10123311230. Its totient is φ = 10123311228.

The previous prime is 10123311223. The next prime is 10123311311. The reversal of 10123311229 is 92211332101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8800316100 + 1322995129 = 93810^2 + 36373^2 .

It is a cyclic number.

It is not a de Polignac number, because 10123311229 - 2¹¹ = 10123309181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123311223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061655614 + 5061655615.

It is an arithmetic number, because the mean of its divisors is an integer number (5061655615).

Almost surely, 2^10123311229 is an apocalyptic number.

It is an amenable number.

10123311229 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123311229 is an equidigital number, since it uses as much as digits as its factorization.

10123311229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 10123311229 in words is "ten billion, one hundred twenty-three million, three hundred eleven thousand, two hundred twenty-nine".