25213510432222 has 16 divisors (see below), whose sum is σ = 43223225384160. Its totient is φ = 10805774024448.

The previous prime is 25213510432151. The next prime is 25213510432241. The reversal of 25213510432222 is 22223401531252.

It is a super-2 number, since 2×25213510432222² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16545238 + ... + 18004774.

It is an arithmetic number, because the mean of its divisors is an integer number (2701451586510).

Almost surely, 2^{25213510432222} is an apocalyptic number.

25213510432222 is a deficient number, since it is larger than the sum of its proper divisors (18009714951938).

25213510432222 is a wasteful number, since it uses less digits than its factorization.

25213510432222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693475.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 25213510432222 its reverse (22223401531252), we get a palindrome (47436911963474).

The spelling of 25213510432222 in words is "twenty-five trillion, two hundred thirteen billion, five hundred ten million, four hundred thirty-two thousand, two hundred twenty-two".