211032320112131 has 4 divisors (see below), whose sum is σ = 241179794413872. Its totient is φ = 180884845810392.

The previous prime is 211032320112091. The next prime is 211032320112193. The reversal of 211032320112131 is 131211023230112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211032320112131 - 2¹⁸ = 211032319849987 is a prime.

It is a super-2 number, since 2×211032320112131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211032320112097 and 211032320112106.

It is not an unprimeable number, because it can be changed into a prime (211032320112431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15073737150860 + ... + 15073737150873.

It is an arithmetic number, because the mean of its divisors is an integer number (60294948603468).

Almost surely, 2^{211032320112131} is an apocalyptic number.

211032320112131 is a deficient number, since it is larger than the sum of its proper divisors (30147474301741).

211032320112131 is an equidigital number, since it uses as much as digits as its factorization.

211032320112131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30147474301740.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 211032320112131 its reverse (131211023230112), we get a palindrome (342243343342243).

The spelling of 211032320112131 in words is "two hundred eleven trillion, thirty-two billion, three hundred twenty million, one hundred twelve thousand, one hundred thirty-one".