120001122011 has 4 divisors (see below), whose sum is σ = 121166181552. Its totient is φ = 118836062472.

The previous prime is 120001121983. The next prime is 120001122077. The reversal of 120001122011 is 110221100021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110221100021 = 941 ⋅117131881.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120001122011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001121983 and 120001122001.

It is not an unprimeable number, because it can be changed into a prime (120001124011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582529616 + ... + 582529821.

It is an arithmetic number, because the mean of its divisors is an integer number (30291545388).

Almost surely, 2^120001122011 is an apocalyptic number.

120001122011 is a deficient number, since it is larger than the sum of its proper divisors (1165059541).

120001122011 is a wasteful number, since it uses less digits than its factorization.

120001122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165059540.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120001122011 its reverse (110221100021), we get a palindrome (230222222032).

The spelling of 120001122011 in words is "one hundred twenty billion, one million, one hundred twenty-two thousand, eleven".