101100021210103 has 4 divisors (see below), whose sum is σ = 101341310043960. Its totient is φ = 100858732376248.

The previous prime is 101100021210079. The next prime is 101100021210259. The reversal of 101100021210103 is 301012120001101.

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 101100021210103 - 2²⁵ = 101099987655671 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 (101100021210403) 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, 120644416300 + ... + 120644417137.

It is an arithmetic number, because the mean of its divisors is an integer number (25335327510990).

Almost surely, 2^{101100021210103} is an apocalyptic number.

101100021210103 is a deficient number, since it is larger than the sum of its proper divisors (241288833857).

101100021210103 is an equidigital number, since it uses as much as digits as its factorization.

101100021210103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241288833856.

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

Adding to 101100021210103 its reverse (301012120001101), we get a palindrome (402112141211204).

The spelling of 101100021210103 in words is "one hundred one trillion, one hundred billion, twenty-one million, two hundred ten thousand, one hundred three".