122240003240400 has 120 divisors (see below), whose sum is σ = 391631133527040. Its totient is φ = 32592700984320.

The previous prime is 122240003240321. The next prime is 122240003240417. The reversal of 122240003240400 is 4042300042221.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1210924 + ... + 15682676.

It is an arithmetic number, because the mean of its divisors is an integer number (3263592779392).

Almost surely, 2^{122240003240400} is an apocalyptic number.

122240003240400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122240003240400 is an abundant number, since it is smaller than the sum of its proper divisors (269391130286640).

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

122240003240400 is a wasteful number, since it uses less digits than its factorization.

122240003240400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14478813 (or 14478802 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 122240003240400 its reverse (4042300042221), we get a palindrome (126282303282621).

The spelling of 122240003240400 in words is "one hundred twenty-two trillion, two hundred forty billion, three million, two hundred forty thousand, four hundred".