121141010040 has 64 divisors (see below), whose sum is σ = 363446676000. Its totient is φ = 32302167552.

The previous prime is 121141009991. The next prime is 121141010047. The reversal of 121141010040 is 40010141121.

It is a super-3 number, since 3×121141010040³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121141010047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2923386 + ... + 2964534.

Almost surely, 2^121141010040 is an apocalyptic number.

121141010040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121141010040 is an abundant number, since it is smaller than the sum of its proper divisors (242305665960).

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

121141010040 is a wasteful number, since it uses less digits than its factorization.

121141010040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65696 (or 65692 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121141010040 its reverse (40010141121), we get a palindrome (161151151161).

The spelling of 121141010040 in words is "one hundred twenty-one billion, one hundred forty-one million, ten thousand, forty".