1001111222295 has 24 divisors (see below), whose sum is σ = 1739381241312. Its totient is φ = 532657742400.

The previous prime is 1001111222291. The next prime is 1001111222317. The reversal of 1001111222295 is 5922221111001.

1001111222295 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1001111222295 - 2² = 1001111222291 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001111222291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26402571 + ... + 26440460.

It is an arithmetic number, because the mean of its divisors is an integer number (72474218388).

Almost surely, 2^{1001111222295} is an apocalyptic number.

1001111222295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1001111222295 is a deficient number, since it is larger than the sum of its proper divisors (738270019017).

1001111222295 is a wasteful number, since it uses less digits than its factorization.

1001111222295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52843463 (or 52843460 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 27.

Adding to 1001111222295 its reverse (5922221111001), we get a palindrome (6923332333296).

The spelling of 1001111222295 in words is "one trillion, one billion, one hundred eleven million, two hundred twenty-two thousand, two hundred ninety-five".