121115926424 has 64 divisors (see below), whose sum is σ = 237012480000. Its totient is φ = 57950702208.

The previous prime is 121115926423. The next prime is 121115926441. The reversal of 121115926424 is 424629511121.

It is a happy number.

Its product of digits (34560) is a multiple of the sum of its prime factors (4320).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121115926423) 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, 47700947 + ... + 47703485.

It is an arithmetic number, because the mean of its divisors is an integer number (3703320000).

Almost surely, 2^121115926424 is an apocalyptic number.

It is an amenable number.

121115926424 is a deficient number, since it is larger than the sum of its proper divisors (115896553576).

121115926424 is a wasteful number, since it uses less digits than its factorization.

121115926424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4320 (or 4316 counting only the distinct ones).

The product of its digits is 34560, while the sum is 38.

The spelling of 121115926424 in words is "one hundred twenty-one billion, one hundred fifteen million, nine hundred twenty-six thousand, four hundred twenty-four".