121400042332244 has 48 divisors (see below), whose sum is σ = 233490113141376. Its totient is φ = 54889566019200.

The previous prime is 121400042332187. The next prime is 121400042332249. The reversal of 121400042332244 is 442233240004121.

It is a happy number.

121400042332244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 121400042332244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121400042332249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95626352 + ... + 96887559.

It is an arithmetic number, because the mean of its divisors is an integer number (4864377357112).

Almost surely, 2^{121400042332244} is an apocalyptic number.

It is an amenable number.

121400042332244 is a deficient number, since it is larger than the sum of its proper divisors (112090070809132).

121400042332244 is a wasteful number, since it uses less digits than its factorization.

121400042332244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192514176 (or 192514174 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 121400042332244 its reverse (442233240004121), we get a palindrome (563633282336365).

The spelling of 121400042332244 in words is "one hundred twenty-one trillion, four hundred billion, forty-two million, three hundred thirty-two thousand, two hundred forty-four".