2202129623 has 4 divisors (see below), whose sum is σ = 2208439800. Its totient is φ = 2195819448.

The previous prime is 2202129619. The next prime is 2202129637. The reversal of 2202129623 is 3269212022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3269212022 = 2 ⋅1634606011.

It is a cyclic number.

It is not a de Polignac number, because 2202129623 - 2² = 2202129619 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202129613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3154565 + ... + 3155262.

It is an arithmetic number, because the mean of its divisors is an integer number (552109950).

Almost surely, 2^2202129623 is an apocalyptic number.

2202129623 is a deficient number, since it is larger than the sum of its proper divisors (6310177).

2202129623 is an equidigital number, since it uses as much as digits as its factorization.

2202129623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6310176.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2202129623 is about 46926.8539644413. The cubic root of 2202129623 is about 1301.0109735510.

The spelling of 2202129623 in words is "two billion, two hundred two million, one hundred twenty-nine thousand, six hundred twenty-three".