121133020000 has 60 divisors (see below), whose sum is σ = 298005448356. Its totient is φ = 48453200000.

The previous prime is 121133019967. The next prime is 121133020009. The reversal of 121133020000 is 20331121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121133020009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3008326 + ... + 3048325.

Almost surely, 2^121133020000 is an apocalyptic number.

121133020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121133020000 is an abundant number, since it is smaller than the sum of its proper divisors (176872428356).

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

121133020000 is an frugal number, since it uses more digits than its factorization.

121133020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6056681 (or 6056658 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 121133020000 its reverse (20331121), we get a palindrome (121153351121).

The spelling of 121133020000 in words is "one hundred twenty-one billion, one hundred thirty-three million, twenty thousand".