61226202313 has 4 divisors (see below), whose sum is σ = 61235699728. Its totient is φ = 61216704900.

The previous prime is 61226202283. The next prime is 61226202329. The reversal of 61226202313 is 31320262216.

61226202313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61226202313 - 2¹³ = 61226194121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61226202383) 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, 4739031 + ... + 4751932.

It is an arithmetic number, because the mean of its divisors is an integer number (15308924932).

Almost surely, 2^61226202313 is an apocalyptic number.

It is an amenable number.

61226202313 is a deficient number, since it is larger than the sum of its proper divisors (9497415).

61226202313 is an equidigital number, since it uses as much as digits as its factorization.

61226202313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9497414.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 61226202313 its reverse (31320262216), we get a palindrome (92546464529).

The spelling of 61226202313 in words is "sixty-one billion, two hundred twenty-six million, two hundred two thousand, three hundred thirteen".