101015315322243 has 16 divisors (see below), whose sum is σ = 153928396052736. Its totient is φ = 57722926134240.

The previous prime is 101015315322199. The next prime is 101015315322277. The reversal of 101015315322243 is 342223513510101.

It is a happy number.

It is not a de Polignac number, because 101015315322243 - 2¹³ = 101015315314051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101015315322143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7235205 + ... + 15949257.

It is an arithmetic number, because the mean of its divisors is an integer number (9620524753296).

Almost surely, 2^{101015315322243} is an apocalyptic number.

101015315322243 is a deficient number, since it is larger than the sum of its proper divisors (52913080730493).

101015315322243 is an equidigital number, since it uses as much as digits as its factorization.

101015315322243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9266074.

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 101015315322243 its reverse (342223513510101), we get a palindrome (443238828832344).

The spelling of 101015315322243 in words is "one hundred one trillion, fifteen billion, three hundred fifteen million, three hundred twenty-two thousand, two hundred forty-three".