1011101021222 has 8 divisors (see below), whose sum is σ = 1530565766400. Its totient is φ = 500912432424.

The previous prime is 1011101021167. The next prime is 1011101021239. The reversal of 1011101021222 is 2221201011101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1011101021197 and 1011101021206.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 2319038822 + ... + 2319039257.

It is an arithmetic number, because the mean of its divisors is an integer number (191320720800).

Almost surely, 2^{1011101021222} is an apocalyptic number.

1011101021222 is a deficient number, since it is larger than the sum of its proper divisors (519464745178).

1011101021222 is a wasteful number, since it uses less digits than its factorization.

1011101021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4638078190.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1011101021222 its reverse (2221201011101), we get a palindrome (3232302032323).

The spelling of 1011101021222 in words is "one trillion, eleven billion, one hundred one million, twenty-one thousand, two hundred twenty-two".