122311143105043 has 4 divisors (see below), whose sum is σ = 124136682554440. Its totient is φ = 120485603655648.

The previous prime is 122311143105029. The next prime is 122311143105061. The reversal of 122311143105043 is 340501341113221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 122311143105043 - 2¹³ = 122311143096851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122311143104996 and 122311143105014.

It is not an unprimeable number, because it can be changed into a prime (122311143105143) 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, 912769724598 + ... + 912769724731.

It is an arithmetic number, because the mean of its divisors is an integer number (31034170638610).

Almost surely, 2^{122311143105043} is an apocalyptic number.

122311143105043 is a deficient number, since it is larger than the sum of its proper divisors (1825539449397).

122311143105043 is an equidigital number, since it uses as much as digits as its factorization.

122311143105043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825539449396.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 122311143105043 its reverse (340501341113221), we get a palindrome (462812484218264).

The spelling of 122311143105043 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred forty-three million, one hundred five thousand, forty-three".