121488032340 has 144 divisors (see below), whose sum is σ = 378300948480. Its totient is φ = 31539740160.

The previous prime is 121488032261. The next prime is 121488032363. The reversal of 121488032340 is 43230884121.

It is a happy number.

121488032340 is a `hidden beast` number, since 1 + 214 + 8 + 80 + 323 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 121488032295 and 121488032304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3517837 + ... + 3552203.

It is an arithmetic number, because the mean of its divisors is an integer number (2627089920).

Almost surely, 2^121488032340 is an apocalyptic number.

121488032340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121488032340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189150474240).

121488032340 is an abundant number, since it is smaller than the sum of its proper divisors (256812916140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121488032340 is a wasteful number, since it uses less digits than its factorization.

121488032340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34902 (or 34897 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 121488032340 in words is "one hundred twenty-one billion, four hundred eighty-eight million, thirty-two thousand, three hundred forty".