101001302120103 has 16 divisors (see below), whose sum is σ = 167898268459776. Its totient is φ = 52468208893440.

The previous prime is 101001302120071. The next prime is 101001302120129. The reversal of 101001302120103 is 301021203100101.

It is a happy number.

It is not a de Polignac number, because 101001302120103 - 2⁵ = 101001302120071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101001302120143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218617536826 + ... + 218617537287.

It is an arithmetic number, because the mean of its divisors is an integer number (10493641778736).

Almost surely, 2^{101001302120103} is an apocalyptic number.

101001302120103 is a deficient number, since it is larger than the sum of its proper divisors (66896966339673).

101001302120103 is a wasteful number, since it uses less digits than its factorization.

101001302120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437235074134.

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

Adding to 101001302120103 its reverse (301021203100101), we get a palindrome (402022505220204).

The spelling of 101001302120103 in words is "one hundred one trillion, one billion, three hundred two million, one hundred twenty thousand, one hundred three".