123001211299 has 2 divisors, whose sum is σ = 123001211300. Its totient is φ = 123001211298.

The previous prime is 123001211269. The next prime is 123001211323. The reversal of 123001211299 is 992112100321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123001211299 is a prime.

It is a super-3 number, since 3×123001211299³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123001211299.

It is not a weakly prime, because it can be changed into another prime (123001211269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61500605649 + 61500605650.

It is an arithmetic number, because the mean of its divisors is an integer number (61500605650).

Almost surely, 2^123001211299 is an apocalyptic number.

123001211299 is a deficient number, since it is larger than the sum of its proper divisors (1).

123001211299 is an equidigital number, since it uses as much as digits as its factorization.

123001211299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 123001211299 in words is "one hundred twenty-three billion, one million, two hundred eleven thousand, two hundred ninety-nine".