121440201004 has 12 divisors (see below), whose sum is σ = 213824158744. Its totient is φ = 60347584224.

The previous prime is 121440200977. The next prime is 121440201007. The reversal of 121440201004 is 400102044121.

It is not an unprimeable number, because it can be changed into a prime (121440201007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93128337 + ... + 93129640.

Almost surely, 2^121440201004 is an apocalyptic number.

It is an amenable number.

121440201004 is a deficient number, since it is larger than the sum of its proper divisors (92383957740).

121440201004 is a wasteful number, since it uses less digits than its factorization.

121440201004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186258144 (or 186258142 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 121440201004 its reverse (400102044121), we get a palindrome (521542245125).

The spelling of 121440201004 in words is "one hundred twenty-one billion, four hundred forty million, two hundred one thousand, four".