213020101012103 has 24 divisors (see below), whose sum is σ = 270429679794960. Its totient is φ = 165926066046720.

The previous prime is 213020101012091. The next prime is 213020101012129. The reversal of 213020101012103 is 301210101020312.

It is not a de Polignac number, because 213020101012103 - 2¹⁶ = 213020100946567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213020101012183) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74334176 + ... + 77146677.

It is an arithmetic number, because the mean of its divisors is an integer number (11267903324790).

Almost surely, 2^{213020101012103} is an apocalyptic number.

213020101012103 is a deficient number, since it is larger than the sum of its proper divisors (57409578782857).

213020101012103 is a wasteful number, since it uses less digits than its factorization.

213020101012103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151483487 (or 151483480 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 213020101012103 its reverse (301210101020312), we get a palindrome (514230202032415).

The spelling of 213020101012103 in words is "two hundred thirteen trillion, twenty billion, one hundred one million, twelve thousand, one hundred three".