20011313295 has 24 divisors (see below), whose sum is σ = 34830221712. Its totient is φ = 10628409600.

The previous prime is 20011313291. The next prime is 20011313299. The reversal of 20011313295 is 59231311002.

20011313295 is a `hidden beast` number, since 200 + 1 + 131 + 329 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (20011313291) and next prime (20011313299).

It is not a de Polignac number, because 20011313295 - 2² = 20011313291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20011313291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 911761 + ... + 933450.

It is an arithmetic number, because the mean of its divisors is an integer number (1451259238).

Almost surely, 2^20011313295 is an apocalyptic number.

20011313295 is a deficient number, since it is larger than the sum of its proper divisors (14818908417).

20011313295 is a wasteful number, since it uses less digits than its factorization.

20011313295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1845463 (or 1845460 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

Adding to 20011313295 its reverse (59231311002), we get a palindrome (79242624297).

The spelling of 20011313295 in words is "twenty billion, eleven million, three hundred thirteen thousand, two hundred ninety-five".