1022312452015 has 4 divisors (see below), whose sum is σ = 1226774942424. Its totient is φ = 817849961608.

The previous prime is 1022312452003. The next prime is 1022312452033. The reversal of 1022312452015 is 5102542132201.

It is a happy number.

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 1022312452015 - 2¹¹ = 1022312449967 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 3 ways as a sum of consecutive naturals, for example, 102231245197 + ... + 102231245206.

It is an arithmetic number, because the mean of its divisors is an integer number (306693735606).

Almost surely, 2^{1022312452015} is an apocalyptic number.

1022312452015 is a deficient number, since it is larger than the sum of its proper divisors (204462490409).

1022312452015 is an equidigital number, since it uses as much as digits as its factorization.

1022312452015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204462490408.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 1022312452015 its reverse (5102542132201), we get a palindrome (6124854584216).

The spelling of 1022312452015 in words is "one trillion, twenty-two billion, three hundred twelve million, four hundred fifty-two thousand, fifteen".