11672210711021 has 8 divisors (see below), whose sum is σ = 13424635432320. Its totient is φ = 9941027501808.

The previous prime is 11672210711017. The next prime is 11672210711027. The reversal of 11672210711021 is 12011701227611.

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

It is a cyclic number.

It is not a de Polignac number, because 11672210711021 - 2² = 11672210711017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11672210711027) 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, 5310376841 + ... + 5310379038.

It is an arithmetic number, because the mean of its divisors is an integer number (1678079429040).

Almost surely, 2^{11672210711021} is an apocalyptic number.

It is an amenable number.

11672210711021 is a deficient number, since it is larger than the sum of its proper divisors (1752424721299).

11672210711021 is a wasteful number, since it uses less digits than its factorization.

11672210711021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620756043.

The product of its (nonzero) digits is 2352, while the sum is 32.

Adding to 11672210711021 its reverse (12011701227611), we get a palindrome (23683911938632).

The spelling of 11672210711021 in words is "eleven trillion, six hundred seventy-two billion, two hundred ten million, seven hundred eleven thousand, twenty-one".