1121122101102 has 16 divisors (see below), whose sum is σ = 2269259193600. Its totient is φ = 369204868472.

The previous prime is 1121122101061. The next prime is 1121122101191. The reversal of 1121122101102 is 2011012211211.

It is a happy number.

It is a super-2 number, since 2×1121122101102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1125624102 + ... + 1125625097.

It is an arithmetic number, because the mean of its divisors is an integer number (141828699600).

Almost surely, 2^{1121122101102} is an apocalyptic number.

1121122101102 is an abundant number, since it is smaller than the sum of its proper divisors (1148137092498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121122101102 is a wasteful number, since it uses less digits than its factorization.

1121122101102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251249287.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1121122101102 its reverse (2011012211211), we get a palindrome (3132134312313).

The spelling of 1121122101102 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred one thousand, one hundred two".