122144044300 has 18 divisors (see below), whose sum is σ = 265052576348. Its totient is φ = 48857617680.

The previous prime is 122144044289. The next prime is 122144044303. The reversal of 122144044300 is 3440441221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (122144044303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 610720122 + ... + 610720321.

Almost surely, 2^122144044300 is an apocalyptic number.

122144044300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122144044300 is an abundant number, since it is smaller than the sum of its proper divisors (142908532048).

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

122144044300 is a wasteful number, since it uses less digits than its factorization.

122144044300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221440457 (or 1221440450 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 122144044300 its reverse (3440441221), we get a palindrome (125584485521).

The spelling of 122144044300 in words is "one hundred twenty-two billion, one hundred forty-four million, forty-four thousand, three hundred".