130321221223012 has 6 divisors (see below), whose sum is σ = 228062137140278. Its totient is φ = 65160610611504.

The previous prime is 130321221223009. The next prime is 130321221223027. The reversal of 130321221223012 is 210322122123031.

It can be written as a sum of positive squares in only one way, i.e., 83175749765476 + 47145471457536 = 9120074^2 + 6866256^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16290152652873 + ... + 16290152652880.

Almost surely, 2^{130321221223012} is an apocalyptic number.

It is an amenable number.

130321221223012 is a deficient number, since it is larger than the sum of its proper divisors (97740915917266).

130321221223012 is a wasteful number, since it uses less digits than its factorization.

130321221223012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32580305305757 (or 32580305305755 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 130321221223012 its reverse (210322122123031), we get a palindrome (340643343346043).

The spelling of 130321221223012 in words is "one hundred thirty trillion, three hundred twenty-one billion, two hundred twenty-one million, two hundred twenty-three thousand, twelve".