120021110001011 has 8 divisors (see below), whose sum is σ = 126338963474880. Its totient is φ = 113703351821928.

The previous prime is 120021110000963. The next prime is 120021110001019. The reversal of 120021110001011 is 110100011120021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021110001011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120021110000983 and 120021110001001.

It is not an unprimeable number, because it can be changed into a prime (120021110001019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21231221 + ... + 26283206.

It is an arithmetic number, because the mean of its divisors is an integer number (15792370434360).

Almost surely, 2^{120021110001011} is an apocalyptic number.

120021110001011 is a deficient number, since it is larger than the sum of its proper divisors (6317853473869).

120021110001011 is a wasteful number, since it uses less digits than its factorization.

120021110001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47647393.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 120021110001011 its reverse (110100011120021), we get a palindrome (230121121121032).

The spelling of 120021110001011 in words is "one hundred twenty trillion, twenty-one billion, one hundred ten million, one thousand, eleven".