2133515422 has 4 divisors (see below), whose sum is σ = 3200273136. Its totient is φ = 1066757710.

The previous prime is 2133515399. The next prime is 2133515429. The reversal of 2133515422 is 2245153312.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133515429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 533378854 + ... + 533378857.

It is an arithmetic number, because the mean of its divisors is an integer number (800068284).

Almost surely, 2^2133515422 is an apocalyptic number.

2133515422 is a deficient number, since it is larger than the sum of its proper divisors (1066757714).

2133515422 is a wasteful number, since it uses less digits than its factorization.

2133515422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066757713.

The product of its digits is 7200, while the sum is 28.

The square root of 2133515422 is about 46189.9926607485. The cubic root of 2133515422 is about 1287.3558044061.

Adding to 2133515422 its reverse (2245153312), we get a palindrome (4378668734).

The spelling of 2133515422 in words is "two billion, one hundred thirty-three million, five hundred fifteen thousand, four hundred twenty-two".