122222253012 has 24 divisors (see below), whose sum is σ = 289860426912. Its totient is φ = 40072869600.

The previous prime is 122222252989. The next prime is 122222253071. The reversal of 122222253012 is 210352222221.

It is a congruent 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, 83484414 + ... + 83485877.

It is an arithmetic number, because the mean of its divisors is an integer number (12077517788).

Almost surely, 2^122222253012 is an apocalyptic number.

122222253012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122222253012 is an abundant number, since it is smaller than the sum of its proper divisors (167638173900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122222253012 is a wasteful number, since it uses less digits than its factorization.

122222253012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166970359 (or 166970357 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 122222253012 its reverse (210352222221), we get a palindrome (332574475233).

The spelling of 122222253012 in words is "one hundred twenty-two billion, two hundred twenty-two million, two hundred fifty-three thousand, twelve".