122043211400 has 96 divisors (see below), whose sum is σ = 320220129600. Its totient is φ = 42849004800.

The previous prime is 122043211399. The next prime is 122043211483. The reversal of 122043211400 is 4112340221.

It is a super-3 number, since 3×122043211400³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 892652 + ... + 1020251.

It is an arithmetic number, because the mean of its divisors is an integer number (3335626350).

Almost surely, 2^122043211400 is an apocalyptic number.

122043211400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122043211400 is an abundant number, since it is smaller than the sum of its proper divisors (198176918200).

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

122043211400 is a wasteful number, since it uses less digits than its factorization.

122043211400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912959 (or 1912950 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 122043211400 its reverse (4112340221), we get a palindrome (126155551621).

The spelling of 122043211400 in words is "one hundred twenty-two billion, forty-three million, two hundred eleven thousand, four hundred".