121042300 has 36 divisors (see below), whose sum is σ = 266981176. Its totient is φ = 47620800.

The previous prime is 121042283. The next prime is 121042309. The reversal of 121042300 is 3240121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121042309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3822 + ... + 16021.

Almost surely, 2^121042300 is an apocalyptic number.

121042300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121042300 is an abundant number, since it is smaller than the sum of its proper divisors (145938876).

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

121042300 is a wasteful number, since it uses less digits than its factorization.

121042300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19918 (or 19911 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 121042300 is about 11001.9225592621. The cubic root of 121042300 is about 494.6663738355. Note that the first 3 decimals are identical.

Adding to 121042300 its reverse (3240121), we get a palindrome (124282421).

The spelling of 121042300 in words is "one hundred twenty-one million, forty-two thousand, three hundred".