2215995122 has 16 divisors (see below), whose sum is σ = 3783834432. Its totient is φ = 963475920.

The previous prime is 2215995121. The next prime is 2215995143.

It is a happy number.

2215995122 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2215995121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2189213 + ... + 2190224.

It is an arithmetic number, because the mean of its divisors is an integer number (236489652).

Almost surely, 2^2215995122 is an apocalyptic number.

2215995122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2215995122 is a deficient number, since it is larger than the sum of its proper divisors (1567839310).

2215995122 is a wasteful number, since it uses less digits than its factorization.

2215995122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379473.

The product of its digits is 32400, while the sum is 38.

The square root of 2215995122 is about 47074.3573721405. The cubic root of 2215995122 is about 1303.7358264113.

The spelling of 2215995122 in words is "two billion, two hundred fifteen million, nine hundred ninety-five thousand, one hundred twenty-two".