120102011123 has 8 divisors (see below), whose sum is σ = 121393962576. Its totient is φ = 118812076000.

The previous prime is 120102011119. The next prime is 120102011167. The reversal of 120102011123 is 321110201021.

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

It is a cyclic number.

It is not a de Polignac number, because 120102011123 - 2² = 120102011119 is a prime.

It is a super-2 number, since 2×120102011123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120102011098 and 120102011107.

It is not an unprimeable number, because it can be changed into a prime (120102013123) 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, 384161 + ... + 622722.

It is an arithmetic number, because the mean of its divisors is an integer number (15174245322).

Almost surely, 2^120102011123 is an apocalyptic number.

120102011123 is a deficient number, since it is larger than the sum of its proper divisors (1291951453).

120102011123 is a wasteful number, since it uses less digits than its factorization.

120102011123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008165.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 120102011123 its reverse (321110201021), we get a palindrome (441212212144).

The spelling of 120102011123 in words is "one hundred twenty billion, one hundred two million, eleven thousand, one hundred twenty-three".