121003111120131 has 8 divisors (see below), whose sum is σ = 179263868326160. Its totient is φ = 80668740746736.

The previous prime is 121003111120121. The next prime is 121003111120139. The reversal of 121003111120131 is 131021111300121.

121003111120131 is a `hidden beast` number, since 1 + 2 + 100 + 311 + 1 + 120 + 131 = 666.

It is not a de Polignac number, because 121003111120131 - 2¹⁸ = 121003110857987 is a prime.

It is a super-2 number, since 2×121003111120131² (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 (121003111120139) 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, 2240798354050 + ... + 2240798354103.

It is an arithmetic number, because the mean of its divisors is an integer number (22407983540770).

Almost surely, 2^{121003111120131} is an apocalyptic number.

121003111120131 is a deficient number, since it is larger than the sum of its proper divisors (58260757206029).

121003111120131 is an equidigital number, since it uses as much as digits as its factorization.

121003111120131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481596708162 (or 4481596708156 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 121003111120131 its reverse (131021111300121), we get a palindrome (252024222420252).

The spelling of 121003111120131 in words is "one hundred twenty-one trillion, three billion, one hundred eleven million, one hundred twenty thousand, one hundred thirty-one".