10202312213 has 2 divisors, whose sum is σ = 10202312214. Its totient is φ = 10202312212.

The previous prime is 10202312191. The next prime is 10202312249. The reversal of 10202312213 is 31221320201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10201404004 + 908209 = 101002^2 + 953^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202312213 - 2¹² = 10202308117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10202312191 and 10202312200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202362213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101156106 + 5101156107.

It is an arithmetic number, because the mean of its divisors is an integer number (5101156107).

Almost surely, 2^10202312213 is an apocalyptic number.

It is an amenable number.

10202312213 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202312213 is an equidigital number, since it uses as much as digits as its factorization.

10202312213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10202312213 its reverse (31221320201), we get a palindrome (41423632414).

The spelling of 10202312213 in words is "ten billion, two hundred two million, three hundred twelve thousand, two hundred thirteen".