1103121133133 has 4 divisors (see below), whose sum is σ = 1161180140160. Its totient is φ = 1045062126108.

The previous prime is 1103121133033. The next prime is 1103121133151. The reversal of 1103121133133 is 3313311213011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1103121133133 - 2¹⁰ = 1103121132109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103121133099 and 1103121133108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103121133193) 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, 29029503485 + ... + 29029503522.

It is an arithmetic number, because the mean of its divisors is an integer number (290295035040).

Almost surely, 2^{1103121133133} is an apocalyptic number.

It is an amenable number.

1103121133133 is a deficient number, since it is larger than the sum of its proper divisors (58059007027).

1103121133133 is an equidigital number, since it uses as much as digits as its factorization.

1103121133133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58059007026.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 1103121133133 its reverse (3313311213011), we get a palindrome (4416432346144).

The spelling of 1103121133133 in words is "one trillion, one hundred three billion, one hundred twenty-one million, one hundred thirty-three thousand, one hundred thirty-three".