121132040024 has 16 divisors (see below), whose sum is σ = 227219217120. Its totient is φ = 60540248800.

The previous prime is 121132040021. The next prime is 121132040059. The reversal of 121132040024 is 420040231121.

It is a super-2 number, since 2×121132040024² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121132039978 and 121132040005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121132040021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3201419 + ... + 3239034.

It is an arithmetic number, because the mean of its divisors is an integer number (14201201070).

Almost surely, 2^121132040024 is an apocalyptic number.

It is an amenable number.

121132040024 is a deficient number, since it is larger than the sum of its proper divisors (106087177096).

121132040024 is a wasteful number, since it uses less digits than its factorization.

121132040024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6442810 (or 6442806 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 121132040024 its reverse (420040231121), we get a palindrome (541172271145).

The spelling of 121132040024 in words is "one hundred twenty-one billion, one hundred thirty-two million, forty thousand, twenty-four".