1210023103313 has 4 divisors (see below), whose sum is σ = 1251748037940. Its totient is φ = 1168298168688.

The previous prime is 1210023103307. The next prime is 1210023103327. The reversal of 1210023103313 is 3133013200121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 328709582224 + 881313521089 = 573332^2 + 938783^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210023103313 - 2¹² = 1210023099217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1210023103343) 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, 20862467270 + ... + 20862467327.

It is an arithmetic number, because the mean of its divisors is an integer number (312937009485).

Almost surely, 2^{1210023103313} is an apocalyptic number.

It is an amenable number.

1210023103313 is a deficient number, since it is larger than the sum of its proper divisors (41724934627).

1210023103313 is an equidigital number, since it uses as much as digits as its factorization.

1210023103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41724934626.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1210023103313 its reverse (3133013200121), we get a palindrome (4343036303434).

The spelling of 1210023103313 in words is "one trillion, two hundred ten billion, twenty-three million, one hundred three thousand, three hundred thirteen".