122443043134 has 4 divisors (see below), whose sum is σ = 183664564704. Its totient is φ = 61221521566.

The previous prime is 122443043059. The next prime is 122443043137. The reversal of 122443043134 is 431340344221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122443043096 and 122443043105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122443043137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30610760782 + ... + 30610760785.

It is an arithmetic number, because the mean of its divisors is an integer number (45916141176).

Almost surely, 2^122443043134 is an apocalyptic number.

122443043134 is a deficient number, since it is larger than the sum of its proper divisors (61221521570).

122443043134 is an equidigital number, since it uses as much as digits as its factorization.

122443043134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61221521569.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 122443043134 its reverse (431340344221), we get a palindrome (553783387355).

The spelling of 122443043134 in words is "one hundred twenty-two billion, four hundred forty-three million, forty-three thousand, one hundred thirty-four".