121442333044 has 24 divisors (see below), whose sum is σ = 216230575680. Its totient is φ = 59670540864.

The previous prime is 121442333017. The next prime is 121442333081. The reversal of 121442333044 is 440333244121.

It is a junction number, because it is equal to n+sod(n) for n = 121442332997 and 121442333015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988384 + ... + 1104439.

It is an arithmetic number, because the mean of its divisors is an integer number (9009607320).

Almost surely, 2^121442333044 is an apocalyptic number.

It is an amenable number.

121442333044 is a deficient number, since it is larger than the sum of its proper divisors (94788242636).

121442333044 is a wasteful number, since it uses less digits than its factorization.

121442333044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093079 (or 2093077 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 121442333044 its reverse (440333244121), we get a palindrome (561775577165).

The spelling of 121442333044 in words is "one hundred twenty-one billion, four hundred forty-two million, three hundred thirty-three thousand, forty-four".