121042230200 has 48 divisors (see below), whose sum is σ = 287410934880. Its totient is φ = 47386741760.

The previous prime is 121042230193. The next prime is 121042230233. The reversal of 121042230200 is 2032240121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6429017 + ... + 6447816.

It is an arithmetic number, because the mean of its divisors is an integer number (5987727810).

Almost surely, 2^121042230200 is an apocalyptic number.

121042230200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121042230200 is an abundant number, since it is smaller than the sum of its proper divisors (166368704680).

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

121042230200 is a wasteful number, since it uses less digits than its factorization.

121042230200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12876896 (or 12876887 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 121042230200 its reverse (2032240121), we get a palindrome (123074470321).

The spelling of 121042230200 in words is "one hundred twenty-one billion, forty-two million, two hundred thirty thousand, two hundred".