121260250 has 16 divisors (see below), whose sum is σ = 226999656. Its totient is φ = 48504000.

The previous prime is 121260239. The next prime is 121260259. The reversal of 121260250 is 52062121.

It can be written as a sum of positive squares in 4 ways, for example, as 77845329 + 43414921 = 8823^2 + 6589^2 .

It is not an unprimeable number, because it can be changed into a prime (121260259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242271 + ... + 242770.

Almost surely, 2^121260250 is an apocalyptic number.

121260250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121260250 is a deficient number, since it is larger than the sum of its proper divisors (105739406).

121260250 is an equidigital number, since it uses as much as digits as its factorization.

121260250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485058 (or 485048 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 121260250 is about 11011.8231914611. The cubic root of 121260250 is about 494.9630962523.

The spelling of 121260250 in words is "one hundred twenty-one million, two hundred sixty thousand, two hundred fifty".