1201011221302 has 4 divisors (see below), whose sum is σ = 1801516831956. Its totient is φ = 600505610650.

The previous prime is 1201011221287. The next prime is 1201011221321. The reversal of 1201011221302 is 2031221101021.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300252805324 + ... + 300252805327.

It is an arithmetic number, because the mean of its divisors is an integer number (450379207989).

Almost surely, 2^{1201011221302} is an apocalyptic number.

1201011221302 is a deficient number, since it is larger than the sum of its proper divisors (600505610654).

1201011221302 is an equidigital number, since it uses as much as digits as its factorization.

1201011221302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600505610653.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1201011221302 its reverse (2031221101021), we get a palindrome (3232232322323).

The spelling of 1201011221302 in words is "one trillion, two hundred one billion, eleven million, two hundred twenty-one thousand, three hundred two".