210010121231103 has 96 divisors (see below), whose sum is σ = 326611090391040. Its totient is φ = 134707494942720.

The previous prime is 210010121231083. The next prime is 210010121231107. The reversal of 210010121231103 is 301132121010012.

210010121231103 is a `hidden beast` number, since 210 + 0 + 1 + 0 + 121 + 231 + 103 = 666.

It is not a de Polignac number, because 210010121231103 - 2¹³ = 210010121222911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210010121231107) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1298450143 + ... + 1298611871.

It is an arithmetic number, because the mean of its divisors is an integer number (3402198858240).

Almost surely, 2^{210010121231103} is an apocalyptic number.

210010121231103 is a deficient number, since it is larger than the sum of its proper divisors (116600969159937).

210010121231103 is a wasteful number, since it uses less digits than its factorization.

210010121231103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162771 (or 162759 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 210010121231103 its reverse (301132121010012), we get a palindrome (511142242241115).

The spelling of 210010121231103 in words is "two hundred ten trillion, ten billion, one hundred twenty-one million, two hundred thirty-one thousand, one hundred three".