1102121331103 has 4 divisors (see below), whose sum is σ = 1186899895048. Its totient is φ = 1017342767160.

The previous prime is 1102121331097. The next prime is 1102121331119. The reversal of 1102121331103 is 3011331212011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1102121331103 - 2⁵ = 1102121331071 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 (1102121331203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42389281953 + ... + 42389281978.

It is an arithmetic number, because the mean of its divisors is an integer number (296724973762).

Almost surely, 2^{1102121331103} is an apocalyptic number.

1102121331103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1102121331103 is a deficient number, since it is larger than the sum of its proper divisors (84778563945).

1102121331103 is an equidigital number, since it uses as much as digits as its factorization.

1102121331103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84778563944.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1102121331103 its reverse (3011331212011), we get a palindrome (4113452543114).

The spelling of 1102121331103 in words is "one trillion, one hundred two billion, one hundred twenty-one million, three hundred thirty-one thousand, one hundred three".