25011430252212 has 12 divisors (see below), whose sum is σ = 58360003921856. Its totient is φ = 8337143417400.

The previous prime is 25011430252199. The next prime is 25011430252219. The reversal of 25011430252212 is 21225203411052.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×25011430252212² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25011430252212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25011430252219) 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, 1042142927164 + ... + 1042142927187.

Almost surely, 2^{25011430252212} is an apocalyptic number.

It is an amenable number.

25011430252212 is an abundant number, since it is smaller than the sum of its proper divisors (33348573669644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25011430252212 is a wasteful number, since it uses less digits than its factorization.

25011430252212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2084285854358 (or 2084285854356 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 25011430252212 its reverse (21225203411052), we get a palindrome (46236633663264).

The spelling of 25011430252212 in words is "twenty-five trillion, eleven billion, four hundred thirty million, two hundred fifty-two thousand, two hundred twelve".