121232750 has 32 divisors (see below), whose sum is σ = 228009600. Its totient is φ = 48266400.

The previous prime is 121232737. The next prime is 121232753. The reversal of 121232750 is 57232121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121232753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58736 + ... + 60764.

It is an arithmetic number, because the mean of its divisors is an integer number (7125300).

Almost surely, 2^121232750 is an apocalyptic number.

121232750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121232750 is a deficient number, since it is larger than the sum of its proper divisors (106776850).

121232750 is a wasteful number, since it uses less digits than its factorization.

121232750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285 (or 2275 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 121232750 is about 11010.5744627608. The cubic root of 121232750 is about 494.9256766960.

Adding to 121232750 its reverse (57232121), we get a palindrome (178464871).

The spelling of 121232750 in words is "one hundred twenty-one million, two hundred thirty-two thousand, seven hundred fifty".