1201443211322 has 4 divisors (see below), whose sum is σ = 1802164816986. Its totient is φ = 600721605660.

The previous prime is 1201443211307. The next prime is 1201443211327. The reversal of 1201443211322 is 2231123441021.

It is a happy number.

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., 835854891001 + 365588320321 = 914251^2 + 604639^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1201443211291 and 1201443211300.

It is not an unprimeable number, because it can be changed into a prime (1201443211327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300360802829 + ... + 300360802832.

Almost surely, 2^{1201443211322} is an apocalyptic number.

1201443211322 is a deficient number, since it is larger than the sum of its proper divisors (600721605664).

1201443211322 is an equidigital number, since it uses as much as digits as its factorization.

1201443211322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600721605663.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1201443211322 its reverse (2231123441021), we get a palindrome (3432566652343).

The spelling of 1201443211322 in words is "one trillion, two hundred one billion, four hundred forty-three million, two hundred eleven thousand, three hundred twenty-two".