202234121432197 has 2 divisors, whose sum is σ = 202234121432198. Its totient is φ = 202234121432196.

The previous prime is 202234121432153. The next prime is 202234121432237. The reversal of 202234121432197 is 791234121432202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202167846593476 + 66274838721 = 14218574^2 + 257439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202234121432197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202234121435197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101117060716098 + 101117060716099.

It is an arithmetic number, because the mean of its divisors is an integer number (101117060716099).

Almost surely, 2^{202234121432197} is an apocalyptic number.

It is an amenable number.

202234121432197 is a deficient number, since it is larger than the sum of its proper divisors (1).

202234121432197 is an equidigital number, since it uses as much as digits as its factorization.

202234121432197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

Adding to 202234121432197 its reverse (791234121432202), we get a palindrome (993468242864399).

The spelling of 202234121432197 in words is "two hundred two trillion, two hundred thirty-four billion, one hundred twenty-one million, four hundred thirty-two thousand, one hundred ninety-seven".