122140043 has 2 divisors, whose sum is σ = 122140044. Its totient is φ = 122140042.

The previous prime is 122140033. The next prime is 122140049. The reversal of 122140043 is 340041221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122140043 - 2²⁴ = 105362827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122140049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61070021 + 61070022.

It is an arithmetic number, because the mean of its divisors is an integer number (61070022).

Almost surely, 2^122140043 is an apocalyptic number.

122140043 is a deficient number, since it is larger than the sum of its proper divisors (1).

122140043 is an equidigital number, since it uses as much as digits as its factorization.

122140043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 122140043 is about 11051.6986477193. The cubic root of 122140043 is about 496.1572664566.

Adding to 122140043 its reverse (340041221), we get a palindrome (462181264).

The spelling of 122140043 in words is "one hundred twenty-two million, one hundred forty thousand, forty-three".