12142254225511 has 16 divisors (see below), whose sum is σ = 12815428953600. Its totient is φ = 11472528149568.

The previous prime is 12142254225481. The next prime is 12142254225557. The reversal of 12142254225511 is 11552245224121.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12142254225511 is a prime.

It is a super-2 number, since 2×12142254225511² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12142254225581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11064051 + ... + 12111883.

It is an arithmetic number, because the mean of its divisors is an integer number (800964309600).

Almost surely, 2^{12142254225511} is an apocalyptic number.

12142254225511 is a deficient number, since it is larger than the sum of its proper divisors (673174728089).

12142254225511 is a wasteful number, since it uses less digits than its factorization.

12142254225511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049478.

The product of its digits is 64000, while the sum is 37.

Adding to 12142254225511 its reverse (11552245224121), we get a palindrome (23694499449632).

The spelling of 12142254225511 in words is "twelve trillion, one hundred forty-two billion, two hundred fifty-four million, two hundred twenty-five thousand, five hundred eleven".