120222122122111 has 16 divisors (see below), whose sum is σ = 124299510048000. Its totient is φ = 116157204172800.

The previous prime is 120222122122103. The next prime is 120222122122127. The reversal of 120222122122111 is 111221221222021.

It is a cyclic number.

It is not a de Polignac number, because 120222122122111 - 2³ = 120222122122103 is a prime.

It is a super-4 number, since 4×120222122122111⁴ (a number of 57 digits) contains 4444 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 (120222122122811) 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, 478944465 + ... + 479195413.

It is an arithmetic number, because the mean of its divisors is an integer number (7768719378000).

Almost surely, 2^{120222122122111} is an apocalyptic number.

120222122122111 is a deficient number, since it is larger than the sum of its proper divisors (4077387925889).

120222122122111 is a wasteful number, since it uses less digits than its factorization.

120222122122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275730.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 120222122122111 its reverse (111221221222021), we get a palindrome (231443343344132).

The spelling of 120222122122111 in words is "one hundred twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred eleven".