121499070336 has 384 divisors, whose sum is σ = 420261501600. Its totient is φ = 34454052864.

The previous prime is 121499070331. The next prime is 121499070359. The reversal of 121499070336 is 633070994121.

121499070336 is a `hidden beast` number, since 121 + 49 + 90 + 70 + 336 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a junction number, because it is equal to n+sod(n) for n = 121499070291 and 121499070300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121499070331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23197510 + ... + 23202746.

Almost surely, 2^121499070336 is an apocalyptic number.

121499070336 is a gapful number since it is divisible by the number (16) 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 121499070336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210130750800).

121499070336 is an abundant number, since it is smaller than the sum of its proper divisors (298762431264).

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

121499070336 is a wasteful number, since it uses less digits than its factorization.

121499070336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411 (or 5386 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 121499070336 in words is "one hundred twenty-one billion, four hundred ninety-nine million, seventy thousand, three hundred thirty-six".