9012021011121 has 8 divisors (see below), whose sum is σ = 12016460372800. Its totient is φ = 6007797828432.

The previous prime is 9012021011093. The next prime is 9012021011141. The reversal of 9012021011121 is 1211101202109.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9012021011121 - 2¹⁴ = 9012020994737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9012021011141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53947450 + ... + 54114243.

It is an arithmetic number, because the mean of its divisors is an integer number (1502057546600).

Almost surely, 2^{9012021011121} is an apocalyptic number.

It is an amenable number.

9012021011121 is a deficient number, since it is larger than the sum of its proper divisors (3004439361679).

9012021011121 is a wasteful number, since it uses less digits than its factorization.

9012021011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108089495.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 9012021011121 in words is "nine trillion, twelve billion, twenty-one million, eleven thousand, one hundred twenty-one".