120121011131230 has 32 divisors (see below), whose sum is σ = 216346214566656. Its totient is φ = 48019878476544.

The previous prime is 120121011131227. The next prime is 120121011131281. The reversal of 120121011131230 is 32131110121021.

It is a junction number, because it is equal to n+sod(n) for n = 120121011131198 and 120121011131207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158017212 + ... + 158775568.

It is an arithmetic number, because the mean of its divisors is an integer number (6760819205208).

Almost surely, 2^{120121011131230} is an apocalyptic number.

120121011131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120121011131230 is a deficient number, since it is larger than the sum of its proper divisors (96225203435426).

120121011131230 is a wasteful number, since it uses less digits than its factorization.

120121011131230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767748.

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

Adding to 120121011131230 its reverse (32131110121021), we get a palindrome (152252121252251).

The spelling of 120121011131230 in words is "one hundred twenty trillion, one hundred twenty-one billion, eleven million, one hundred thirty-one thousand, two hundred thirty".