212133211111131 has 8 divisors (see below), whose sum is σ = 282872123266560. Its totient is φ = 141408219848232.

The previous prime is 212133211111127. The next prime is 212133211111163. The reversal of 212133211111131 is 131111112331212.

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

It is not a de Polignac number, because 212133211111131 - 2² = 212133211111127 is a prime.

It is a super-2 number, since 2×212133211111131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212133211111631) 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, 3480187575 + ... + 3480248528.

It is an arithmetic number, because the mean of its divisors is an integer number (35359015408320).

Almost surely, 2^{212133211111131} is an apocalyptic number.

212133211111131 is a deficient number, since it is larger than the sum of its proper divisors (70738912155429).

212133211111131 is a wasteful number, since it uses less digits than its factorization.

212133211111131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6960446265.

The product of its digits is 216, while the sum is 24.

Adding to 212133211111131 its reverse (131111112331212), we get a palindrome (343244323442343).

The spelling of 212133211111131 in words is "two hundred twelve trillion, one hundred thirty-three billion, two hundred eleven million, one hundred eleven thousand, one hundred thirty-one".