121343550350 has 96 divisors (see below), whose sum is σ = 264067205760. Its totient is φ = 41013648000.

The previous prime is 121343550337. The next prime is 121343550413. The reversal of 121343550350 is 53055343121.

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, 444305 + ... + 663395.

It is an arithmetic number, because the mean of its divisors is an integer number (2750700060).

Almost surely, 2^121343550350 is an apocalyptic number.

121343550350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121343550350 is an abundant number, since it is smaller than the sum of its proper divisors (142723655410).

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

121343550350 is a wasteful number, since it uses less digits than its factorization.

121343550350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219186 (or 219181 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 121343550350 its reverse (53055343121), we get a palindrome (174398893471).

The spelling of 121343550350 in words is "one hundred twenty-one billion, three hundred forty-three million, five hundred fifty thousand, three hundred fifty".