21113001295 has 8 divisors (see below), whose sum is σ = 25813632096. Its totient is φ = 16571714016.

The previous prime is 21113001263. The next prime is 21113001307. The reversal of 21113001295 is 59210031112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21113001295 - 2⁵ = 21113001263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39835587 + ... + 39836116.

It is an arithmetic number, because the mean of its divisors is an integer number (3226704012).

Almost surely, 2^21113001295 is an apocalyptic number.

21113001295 is a deficient number, since it is larger than the sum of its proper divisors (4700630801).

21113001295 is an equidigital number, since it uses as much as digits as its factorization.

21113001295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79671761.

The product of its (nonzero) digits is 540, while the sum is 25.

The spelling of 21113001295 in words is "twenty-one billion, one hundred thirteen million, one thousand, two hundred ninety-five".