1210011102103 has 4 divisors (see below), whose sum is σ = 1215745752088. Its totient is φ = 1204276452120.

The previous prime is 1210011102043. The next prime is 1210011102133. The reversal of 1210011102103 is 3012011100121.

It is a happy number.

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 1210011102103 - 2¹³ = 1210011093911 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 (1210011102133) 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, 2867324676 + ... + 2867325097.

It is an arithmetic number, because the mean of its divisors is an integer number (303936438022).

Almost surely, 2^{1210011102103} is an apocalyptic number.

1210011102103 is a deficient number, since it is larger than the sum of its proper divisors (5734649985).

1210011102103 is an equidigital number, since it uses as much as digits as its factorization.

1210011102103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5734649984.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1210011102103 its reverse (3012011100121), we get a palindrome (4222022202224).

The spelling of 1210011102103 in words is "one trillion, two hundred ten billion, eleven million, one hundred two thousand, one hundred three".