12211030011131 has 8 divisors (see below), whose sum is σ = 14252387612160. Its totient is φ = 10243903595688.

The previous prime is 12211030011127. The next prime is 12211030011149. The reversal of 12211030011131 is 13111003011221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12211030011131 - 2² = 12211030011127 is a prime.

It is a super-2 number, since 2×12211030011131² (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 (12211030011431) 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, 18557796041 + ... + 18557796698.

It is an arithmetic number, because the mean of its divisors is an integer number (1781548451520).

Almost surely, 2^{12211030011131} is an apocalyptic number.

12211030011131 is a deficient number, since it is larger than the sum of its proper divisors (2041357601029).

12211030011131 is an equidigital number, since it uses as much as digits as its factorization.

12211030011131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37115592793.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 12211030011131 its reverse (13111003011221), we get a palindrome (25322033022352).

The spelling of 12211030011131 in words is "twelve trillion, two hundred eleven billion, thirty million, eleven thousand, one hundred thirty-one".