1011122221102 has 32 divisors (see below), whose sum is σ = 1795726632960. Its totient is φ = 417845463840.

The previous prime is 1011122221099. The next prime is 1011122221111. The reversal of 1011122221102 is 2011222211101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4085152 + ... + 4325587.

It is an arithmetic number, because the mean of its divisors is an integer number (56116457280).

Almost surely, 2^{1011122221102} is an apocalyptic number.

1011122221102 is a deficient number, since it is larger than the sum of its proper divisors (784604411858).

1011122221102 is a wasteful number, since it uses less digits than its factorization.

1011122221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8411056.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1011122221102 its reverse (2011222211101), we get a palindrome (3022344432203).

The spelling of 1011122221102 in words is "one trillion, eleven billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred two".