213222231127 has 2 divisors, whose sum is σ = 213222231128. Its totient is φ = 213222231126.

The previous prime is 213222231059. The next prime is 213222231133. The reversal of 213222231127 is 721132222312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213222231127 - 2¹⁵ = 213222198359 is a prime.

It is a super-3 number, since 3×213222231127³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213222231095 and 213222231104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213222231137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106611115563 + 106611115564.

It is an arithmetic number, because the mean of its divisors is an integer number (106611115564).

Almost surely, 2^213222231127 is an apocalyptic number.

213222231127 is a deficient number, since it is larger than the sum of its proper divisors (1).

213222231127 is an equidigital number, since it uses as much as digits as its factorization.

213222231127 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

Adding to 213222231127 its reverse (721132222312), we get a palindrome (934354453439).

The spelling of 213222231127 in words is "two hundred thirteen billion, two hundred twenty-two million, two hundred thirty-one thousand, one hundred twenty-seven".