2210122156 has 12 divisors (see below), whose sum is σ = 4219324200. Its totient is φ = 1004600960.

The previous prime is 2210122093. The next prime is 2210122157. The reversal of 2210122156 is 6512210122.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2210122157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25114981 + ... + 25115068.

It is an arithmetic number, because the mean of its divisors is an integer number (351610350).

Almost surely, 2^2210122156 is an apocalyptic number.

It is an amenable number.

2210122156 is a deficient number, since it is larger than the sum of its proper divisors (2009202044).

2210122156 is a wasteful number, since it uses less digits than its factorization.

2210122156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50230064 (or 50230062 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 2210122156 is about 47011.9363140894. The cubic root of 2210122156 is about 1302.5830605873.

Adding to 2210122156 its reverse (6512210122), we get a palindrome (8722332278).

The spelling of 2210122156 in words is "two billion, two hundred ten million, one hundred twenty-two thousand, one hundred fifty-six".