213231004141 has 2 divisors, whose sum is σ = 213231004142. Its totient is φ = 213231004140.

The previous prime is 213231004127. The next prime is 213231004187. The reversal of 213231004141 is 141400132312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150508306116 + 62722698025 = 387954^2 + 250445^2 .

It is a cyclic number.

It is not a de Polignac number, because 213231004141 - 2¹⁷ = 213230873069 is a prime.

It is a super-2 number, since 2×213231004141² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213231004121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106615502070 + 106615502071.

It is an arithmetic number, because the mean of its divisors is an integer number (106615502071).

Almost surely, 2^213231004141 is an apocalyptic number.

It is an amenable number.

213231004141 is a deficient number, since it is larger than the sum of its proper divisors (1).

213231004141 is an equidigital number, since it uses as much as digits as its factorization.

213231004141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 213231004141 its reverse (141400132312), we get a palindrome (354631136453).

The spelling of 213231004141 in words is "two hundred thirteen billion, two hundred thirty-one million, four thousand, one hundred forty-one".