121420314044 has 12 divisors (see below), whose sum is σ = 219339922368. Its totient is φ = 58751764800.

The previous prime is 121420313981. The next prime is 121420314053. The reversal of 121420314044 is 440413024121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489597917 + ... + 489598164.

It is an arithmetic number, because the mean of its divisors is an integer number (18278326864).

Almost surely, 2^121420314044 is an apocalyptic number.

It is an amenable number.

121420314044 is a deficient number, since it is larger than the sum of its proper divisors (97919608324).

121420314044 is a wasteful number, since it uses less digits than its factorization.

121420314044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979196116 (or 979196114 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 121420314044 its reverse (440413024121), we get a palindrome (561833338165).

The spelling of 121420314044 in words is "one hundred twenty-one billion, four hundred twenty million, three hundred fourteen thousand, forty-four".