121046047120 has 40 divisors (see below), whose sum is σ = 281468038464. Its totient is φ = 48412228992.

The previous prime is 121046047091. The next prime is 121046047127. The reversal of 121046047120 is 21740640121.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×121046047120³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (121046047127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560727 + ... + 745993.

Almost surely, 2^121046047120 is an apocalyptic number.

121046047120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121046047120 is an abundant number, since it is smaller than the sum of its proper divisors (160421991344).

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

121046047120 is a wasteful number, since it uses less digits than its factorization.

121046047120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193447 (or 193441 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 121046047120 its reverse (21740640121), we get a palindrome (142786687241).

The spelling of 121046047120 in words is "one hundred twenty-one billion, forty-six million, forty-seven thousand, one hundred twenty".