122045222566 has 4 divisors (see below), whose sum is σ = 183067833852. Its totient is φ = 61022611282.

The previous prime is 122045222549. The next prime is 122045222591. The reversal of 122045222566 is 665222540221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30511305640 + ... + 30511305643.

It is an arithmetic number, because the mean of its divisors is an integer number (45766958463).

Almost surely, 2^122045222566 is an apocalyptic number.

122045222566 is a deficient number, since it is larger than the sum of its proper divisors (61022611286).

122045222566 is an equidigital number, since it uses as much as digits as its factorization.

122045222566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61022611285.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 122045222566 its reverse (665222540221), we get a palindrome (787267762787).

The spelling of 122045222566 in words is "one hundred twenty-two billion, forty-five million, two hundred twenty-two thousand, five hundred sixty-six".