112215651711511 has 8 divisors (see below), whose sum is σ = 114335122227984. Its totient is φ = 110096262456960.

The previous prime is 112215651711509. The next prime is 112215651711517. The reversal of 112215651711511 is 115117156512211.

It is a happy number.

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 112215651711511 - 2¹ = 112215651711509 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 (112215651711517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17523985 + ... + 23054746.

It is an arithmetic number, because the mean of its divisors is an integer number (14291890278498).

Almost surely, 2^{112215651711511} is an apocalyptic number.

112215651711511 is a deficient number, since it is larger than the sum of its proper divisors (2119470516473).

112215651711511 is an equidigital number, since it uses as much as digits as its factorization.

112215651711511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40630961.

The product of its digits is 21000, while the sum is 40.

The spelling of 112215651711511 in words is "one hundred twelve trillion, two hundred fifteen billion, six hundred fifty-one million, seven hundred eleven thousand, five hundred eleven".