1121102210111 has 16 divisors (see below), whose sum is σ = 1239288107904. Its totient is φ = 1007703750144.

The previous prime is 1121102210099. The next prime is 1121102210141. The reversal of 1121102210111 is 1110122011211.

It is not a de Polignac number, because 1121102210111 - 2¹⁸ = 1121101947967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121102210141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4536650 + ... + 4777383.

It is an arithmetic number, because the mean of its divisors is an integer number (77455506744).

Almost surely, 2^{1121102210111} is an apocalyptic number.

1121102210111 is a deficient number, since it is larger than the sum of its proper divisors (118185897793).

1121102210111 is a wasteful number, since it uses less digits than its factorization.

1121102210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9314290.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1121102210111 its reverse (1110122011211), we get a palindrome (2231224221322).

The spelling of 1121102210111 in words is "one trillion, one hundred twenty-one billion, one hundred two million, two hundred ten thousand, one hundred eleven".