122040043 has 2 divisors, whose sum is σ = 122040044. Its totient is φ = 122040042.

The previous prime is 122040029. The next prime is 122040049. The reversal of 122040043 is 340040221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122040043 - 2²¹ = 119942891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122039999 and 122040026.

It is not a weakly prime, because it can be changed into another prime (122040049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61020021 + 61020022.

It is an arithmetic number, because the mean of its divisors is an integer number (61020022).

Almost surely, 2^122040043 is an apocalyptic number.

122040043 is a deficient number, since it is larger than the sum of its proper divisors (1).

122040043 is an equidigital number, since it uses as much as digits as its factorization.

122040043 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 16.

The square root of 122040043 is about 11047.1735299125. The cubic root of 122040043 is about 496.0218228237.

Adding to 122040043 its reverse (340040221), we get a palindrome (462080264).

The spelling of 122040043 in words is "one hundred twenty-two million, forty thousand, forty-three".