1103213201001 has 4 divisors (see below), whose sum is σ = 1470950934672. Its totient is φ = 735475467332.

The previous prime is 1103213200997. The next prime is 1103213201021. The reversal of 1103213201001 is 1001023123011.

It is a happy number.

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 1103213201001 - 2² = 1103213200997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1103213201021) 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, 183868866831 + ... + 183868866836.

It is an arithmetic number, because the mean of its divisors is an integer number (367737733668).

Almost surely, 2^{1103213201001} is an apocalyptic number.

It is an amenable number.

1103213201001 is a deficient number, since it is larger than the sum of its proper divisors (367737733671).

1103213201001 is an equidigital number, since it uses as much as digits as its factorization.

1103213201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367737733670.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1103213201001 its reverse (1001023123011), we get a palindrome (2104236324012).

The spelling of 1103213201001 in words is "one trillion, one hundred three billion, two hundred thirteen million, two hundred one thousand, one".