106311430431511 has 4 divisors (see below), whose sum is σ = 106311451080024. Its totient is φ = 106311409783000.

The previous prime is 106311430431443. The next prime is 106311430431517. The reversal of 106311430431511 is 115134034113601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106311430431511 - 2⁹ = 106311430430999 is a prime.

It is a super-2 number, since 2×106311430431511² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106311430431517) 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, 4370061 + ... + 15222361.

It is an arithmetic number, because the mean of its divisors is an integer number (26577862770006).

Almost surely, 2^{106311430431511} is an apocalyptic number.

106311430431511 is a deficient number, since it is larger than the sum of its proper divisors (20648513).

106311430431511 is an equidigital number, since it uses as much as digits as its factorization.

106311430431511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20648512.

The product of its (nonzero) digits is 12960, while the sum is 34.

The spelling of 106311430431511 in words is "one hundred six trillion, three hundred eleven billion, four hundred thirty million, four hundred thirty-one thousand, five hundred eleven".