122331212306 has 16 divisors (see below), whose sum is σ = 185279910624. Its totient is φ = 60571663104.

The previous prime is 122331212287. The next prime is 122331212351. The reversal of 122331212306 is 603212133221.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485321 + ... + 692963.

It is an arithmetic number, because the mean of its divisors is an integer number (11579994414).

Almost surely, 2^122331212306 is an apocalyptic number.

122331212306 is a deficient number, since it is larger than the sum of its proper divisors (62948698318).

122331212306 is a wasteful number, since it uses less digits than its factorization.

122331212306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210505.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 122331212306 its reverse (603212133221), we get a palindrome (725543345527).

The spelling of 122331212306 in words is "one hundred twenty-two billion, three hundred thirty-one million, two hundred twelve thousand, three hundred six".