1022250405115 has 4 divisors (see below), whose sum is σ = 1226700486144. Its totient is φ = 817800324088.

The previous prime is 1022250405109. The next prime is 1022250405131. The reversal of 1022250405115 is 5115040522201.

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 1022250405115 - 2⁹ = 1022250404603 is a prime.

It is a Duffinian 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, 102225040507 + ... + 102225040516.

It is an arithmetic number, because the mean of its divisors is an integer number (306675121536).

Almost surely, 2^{1022250405115} is an apocalyptic number.

1022250405115 is a deficient number, since it is larger than the sum of its proper divisors (204450081029).

1022250405115 is an equidigital number, since it uses as much as digits as its factorization.

1022250405115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204450081028.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 1022250405115 its reverse (5115040522201), we get a palindrome (6137290927316).

The spelling of 1022250405115 in words is "one trillion, twenty-two billion, two hundred fifty million, four hundred five thousand, one hundred fifteen".