13310695501 has 4 divisors (see below), whose sum is σ = 13310931004. Its totient is φ = 13310460000.

The previous prime is 13310695481. The next prime is 13310695507. The reversal of 13310695501 is 10559601331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10559601331 = 31 ⋅340632301.

It can be written as a sum of positive squares in 2 ways, for example, as 12391029225 + 919666276 = 111315^2 + 30326^2 .

It is a 3-Lehmer number, since φ(13310695501) divides (13310695501-1)³.

It is a cyclic number.

It is not a de Polignac number, because 13310695501 - 2⁹ = 13310694989 is a prime.

It is a super-2 number, since 2×13310695501² (a number of 21 digits) contains 22 as substring.

It is a deceptive number, since it divides R_13310695500.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13310695507) 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, 23551 + ... + 164851.

It is an arithmetic number, because the mean of its divisors is an integer number (3327732751).

Almost surely, 2^13310695501 is an apocalyptic number.

13310695501 is the 94201-st pentagonal number.

It is an amenable number.

13310695501 is a deficient number, since it is larger than the sum of its proper divisors (235503).

13310695501 is an equidigital number, since it uses as much as digits as its factorization.

13310695501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235502.

The product of its (nonzero) digits is 12150, while the sum is 34.

The spelling of 13310695501 in words is "thirteen billion, three hundred ten million, six hundred ninety-five thousand, five hundred one".