120123033122011 has 16 divisors (see below), whose sum is σ = 129269784966336. Its totient is φ = 111221427695616.

The previous prime is 120123033121901. The next prime is 120123033122047. The reversal of 120123033122011 is 110221330321021.

It is a cyclic number.

It is not a de Polignac number, because 120123033122011 - 2¹⁵ = 120123033089243 is a prime.

It is a super-2 number, since 2×120123033122011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120123033122111) 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, 217826376 + ... + 218377141.

It is an arithmetic number, because the mean of its divisors is an integer number (8079361560396).

Almost surely, 2^{120123033122011} is an apocalyptic number.

120123033122011 is a deficient number, since it is larger than the sum of its proper divisors (9146751844325).

120123033122011 is a wasteful number, since it uses less digits than its factorization.

120123033122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436203798.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 120123033122011 its reverse (110221330321021), we get a palindrome (230344363443032).

The spelling of 120123033122011 in words is "one hundred twenty trillion, one hundred twenty-three billion, thirty-three million, one hundred twenty-two thousand, eleven".