1223232130202 has 4 divisors (see below), whose sum is σ = 1834848195306. Its totient is φ = 611616065100.

The previous prime is 1223232130199. The next prime is 1223232130223. The reversal of 1223232130202 is 2020312323221.

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

It can be written as a sum of positive squares in only one way, i.e., 1079872210561 + 143359919641 = 1039169^2 + 378629^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305808032549 + ... + 305808032552.

Almost surely, 2^{1223232130202} is an apocalyptic number.

1223232130202 is a deficient number, since it is larger than the sum of its proper divisors (611616065104).

1223232130202 is an equidigital number, since it uses as much as digits as its factorization.

1223232130202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611616065103.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1223232130202 its reverse (2020312323221), we get a palindrome (3243544453423).

The spelling of 1223232130202 in words is "one trillion, two hundred twenty-three billion, two hundred thirty-two million, one hundred thirty thousand, two hundred two".