1201101221222 has 8 divisors (see below), whose sum is σ = 2059030664976. Its totient is φ = 514757666232.

The previous prime is 1201101221219. The next prime is 1201101221293. The reversal of 1201101221222 is 2221221011021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1201101221222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42896472173 + ... + 42896472200.

It is an arithmetic number, because the mean of its divisors is an integer number (257378833122).

Almost surely, 2^{1201101221222} is an apocalyptic number.

1201101221222 is a deficient number, since it is larger than the sum of its proper divisors (857929443754).

1201101221222 is an equidigital number, since it uses as much as digits as its factorization.

1201101221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85792944382.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1201101221222 its reverse (2221221011021), we get a palindrome (3422322232243).

The spelling of 1201101221222 in words is "one trillion, two hundred one billion, one hundred one million, two hundred twenty-one thousand, two hundred twenty-two".