1102103121 has 32 divisors (see below), whose sum is σ = 1754818560. Its totient is φ = 601565184.

The previous prime is 1102103111. The next prime is 1102103207. The reversal of 1102103121 is 1213012011.

It is not a de Polignac number, because 1102103121 - 2⁷ = 1102102993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102103097 and 1102103106.

It is not an unprimeable number, because it can be changed into a prime (1102103111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 555910 + ... + 557888.

It is an arithmetic number, because the mean of its divisors is an integer number (54838080).

Almost surely, 2^1102103121 is an apocalyptic number.

It is an amenable number.

1102103121 is a deficient number, since it is larger than the sum of its proper divisors (652715439).

1102103121 is a wasteful number, since it uses less digits than its factorization.

1102103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1102103121 is about 33197.9385052747. The cubic root of 1102103121 is about 1032.9375784416.

Adding to 1102103121 its reverse (1213012011), we get a palindrome (2315115132).

The spelling of 1102103121 in words is "one billion, one hundred two million, one hundred three thousand, one hundred twenty-one".