1013101203253 has 4 divisors (see below), whose sum is σ = 1013374944108. Its totient is φ = 1012827462400.

The previous prime is 1013101203251. The next prime is 1013101203271. The reversal of 1013101203253 is 3523021013101.

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 145235685604 + 867865517649 = 381098^2 + 931593^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013101203253 - 2¹ = 1013101203251 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 (1013101203251) 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, 136864876 + ... + 136872277.

It is an arithmetic number, because the mean of its divisors is an integer number (253343736027).

Almost surely, 2^{1013101203253} is an apocalyptic number.

It is an amenable number.

1013101203253 is a deficient number, since it is larger than the sum of its proper divisors (273740855).

1013101203253 is an equidigital number, since it uses as much as digits as its factorization.

1013101203253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273740854.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 1013101203253 its reverse (3523021013101), we get a palindrome (4536122216354).

The spelling of 1013101203253 in words is "one trillion, thirteen billion, one hundred one million, two hundred three thousand, two hundred fifty-three".