120111013102231 has 16 divisors (see below), whose sum is σ = 122556307737600. Its totient is φ = 117685243700640.

The previous prime is 120111013102189. The next prime is 120111013102309. The reversal of 120111013102231 is 132201310111021.

It is a cyclic number.

It is not a de Polignac number, because 120111013102231 - 2¹⁹ = 120111012577943 is a prime.

It is a super-2 number, since 2×120111013102231² (a number of 29 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 = 120111013102199 and 120111013102208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120111013102331) 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, 46672470 + ... + 49178668.

It is an arithmetic number, because the mean of its divisors is an integer number (7659769233600).

Almost surely, 2^{120111013102231} is an apocalyptic number.

120111013102231 is a deficient number, since it is larger than the sum of its proper divisors (2445294635369).

120111013102231 is a wasteful number, since it uses less digits than its factorization.

120111013102231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510094.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 120111013102231 its reverse (132201310111021), we get a palindrome (252312323213252).

The spelling of 120111013102231 in words is "one hundred twenty trillion, one hundred eleven billion, thirteen million, one hundred two thousand, two hundred thirty-one".