120201002111111 has 16 divisors (see below), whose sum is σ = 120925820743200. Its totient is φ = 119478461190528.

The previous prime is 120201002111089. The next prime is 120201002111131. The reversal of 120201002111111 is 111111200102021.

It is a cyclic number.

It is not a de Polignac number, because 120201002111111 - 2³⁴ = 120183822241927 is a prime.

It is a super-2 number, since 2×120201002111111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201002111131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296316821 + ... + 296722193.

It is an arithmetic number, because the mean of its divisors is an integer number (7557863796450).

Almost surely, 2^{120201002111111} is an apocalyptic number.

120201002111111 is a deficient number, since it is larger than the sum of its proper divisors (724818632089).

120201002111111 is a wasteful number, since it uses less digits than its factorization.

120201002111111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408178.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 120201002111111 its reverse (111111200102021), we get a palindrome (231312202213132).

The spelling of 120201002111111 in words is "one hundred twenty trillion, two hundred one billion, two million, one hundred eleven thousand, one hundred eleven".