121023250 has 32 divisors (see below), whose sum is σ = 228846384. Its totient is φ = 47920000.

The previous prime is 121023209. The next prime is 121023257. The reversal of 121023250 is 52320121.

It can be written as a sum of positive squares in 8 ways, for example, as 47458321 + 73564929 = 6889^2 + 8577^2 .

It is not an unprimeable number, because it can be changed into a prime (121023257) 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, 22854 + ... + 27646.

Almost surely, 2^121023250 is an apocalyptic number.

121023250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121023250 is a deficient number, since it is larger than the sum of its proper divisors (107823134).

121023250 is a wasteful number, since it uses less digits than its factorization.

121023250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911 (or 4901 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 121023250 is about 11001.0567674201. The cubic root of 121023250 is about 494.6404217817.

Adding to 121023250 its reverse (52320121), we get a palindrome (173343371).

The spelling of 121023250 in words is "one hundred twenty-one million, twenty-three thousand, two hundred fifty".