121133413040 has 20 divisors (see below), whose sum is σ = 281635185504. Its totient is φ = 48453365184.

The previous prime is 121133413021. The next prime is 121133413057. The reversal of 121133413040 is 40314331121.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 121133412997 and 121133413015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 757083752 + ... + 757083911.

Almost surely, 2^121133413040 is an apocalyptic number.

121133413040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121133413040 is an abundant number, since it is smaller than the sum of its proper divisors (160501772464).

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

121133413040 is a wasteful number, since it uses less digits than its factorization.

121133413040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514167676 (or 1514167670 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121133413040 its reverse (40314331121), we get a palindrome (161447744161).

The spelling of 121133413040 in words is "one hundred twenty-one billion, one hundred thirty-three million, four hundred thirteen thousand, forty".