1222001011195 has 4 divisors (see below), whose sum is σ = 1466401213440. Its totient is φ = 977600808952.

The previous prime is 1222001011183. The next prime is 1222001011219. The reversal of 1222001011195 is 5911101002221.

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 1222001011195 - 2²¹ = 1221998914043 is a prime.

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, 122200101115 + ... + 122200101124.

It is an arithmetic number, because the mean of its divisors is an integer number (366600303360).

Almost surely, 2^{1222001011195} is an apocalyptic number.

1222001011195 is a deficient number, since it is larger than the sum of its proper divisors (244400202245).

1222001011195 is an equidigital number, since it uses as much as digits as its factorization.

1222001011195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244400202244.

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 1222001011195 in words is "one trillion, two hundred twenty-two billion, one million, eleven thousand, one hundred ninety-five".