12101011332331 has 16 divisors (see below), whose sum is σ = 12672190540800. Its totient is φ = 11540160774688.

The previous prime is 12101011332317. The next prime is 12101011332341. The reversal of 12101011332331 is 13323311010121.

It is a cyclic number.

It is not a de Polignac number, because 12101011332331 - 2¹⁵ = 12101011299563 is a prime.

It is a super-2 number, since 2×12101011332331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101011332341) 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, 9324600 + ... + 10542778.

It is an arithmetic number, because the mean of its divisors is an integer number (792011908800).

Almost surely, 2^{12101011332331} is an apocalyptic number.

12101011332331 is a deficient number, since it is larger than the sum of its proper divisors (571179208469).

12101011332331 is a wasteful number, since it uses less digits than its factorization.

12101011332331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222418.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 12101011332331 its reverse (13323311010121), we get a palindrome (25424322342452).

The spelling of 12101011332331 in words is "twelve trillion, one hundred one billion, eleven million, three hundred thirty-two thousand, three hundred thirty-one".