10101121213103 has 4 divisors (see below), whose sum is σ = 10102371205248. Its totient is φ = 10099871220960.

The previous prime is 10101121213097. The next prime is 10101121213133. The reversal of 10101121213103 is 30131212110101.

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 10101121213103 - 2¹⁸ = 10101120950959 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 (10101121213133) 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, 624983951 + ... + 625000112.

It is an arithmetic number, because the mean of its divisors is an integer number (2525592801312).

Almost surely, 2^{10101121213103} is an apocalyptic number.

10101121213103 is a deficient number, since it is larger than the sum of its proper divisors (1249992145).

10101121213103 is an equidigital number, since it uses as much as digits as its factorization.

10101121213103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249992144.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 10101121213103 its reverse (30131212110101), we get a palindrome (40232333323204).

The spelling of 10101121213103 in words is "ten trillion, one hundred one billion, one hundred twenty-one million, two hundred thirteen thousand, one hundred three".