12210002121131 has 8 divisors (see below), whose sum is σ = 12645420240384. Its totient is φ = 11781901953640.

The previous prime is 12210002121127. The next prime is 12210002121157. The reversal of 12210002121131 is 13112120001221.

It is a happy number.

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 12210002121131 - 2² = 12210002121127 is a prime.

It is a super-2 number, since 2×12210002121131² (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 (12210002021131) 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, 1829484545 + ... + 1829491218.

It is an arithmetic number, because the mean of its divisors is an integer number (1580677530048).

Almost surely, 2^{12210002121131} is an apocalyptic number.

12210002121131 is a deficient number, since it is larger than the sum of its proper divisors (435418119253).

12210002121131 is an equidigital number, since it uses as much as digits as its factorization.

12210002121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3658975881.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 12210002121131 its reverse (13112120001221), we get a palindrome (25322122122352).

The spelling of 12210002121131 in words is "twelve trillion, two hundred ten billion, two million, one hundred twenty-one thousand, one hundred thirty-one".