1011011221102 has 16 divisors (see below), whose sum is σ = 1522383967440. Its totient is φ = 503553532032.

The previous prime is 1011011221093. The next prime is 1011011221123. The reversal of 1011011221102 is 2011221101101.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350977 + ... + 1464652.

It is an arithmetic number, because the mean of its divisors is an integer number (95148997965).

Almost surely, 2^{1011011221102} is an apocalyptic number.

1011011221102 is a deficient number, since it is larger than the sum of its proper divisors (511372746338).

1011011221102 is a wasteful number, since it uses less digits than its factorization.

1011011221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816707.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1011011221102 its reverse (2011221101101), we get a palindrome (3022232322203).

The spelling of 1011011221102 in words is "one trillion, eleven billion, eleven million, two hundred twenty-one thousand, one hundred two".