22201254521141 has 4 divisors (see below), whose sum is σ = 22966815021900. Its totient is φ = 21435694020384.

The previous prime is 22201254521107. The next prime is 22201254521153. The reversal of 22201254521141 is 14112545210222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6355839324241 + 15845415196900 = 2521079^2 + 3980630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22201254521141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22201254521098 and 22201254521107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201254721141) 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, 382780250336 + ... + 382780250393.

It is an arithmetic number, because the mean of its divisors is an integer number (5741703755475).

Almost surely, 2^{22201254521141} is an apocalyptic number.

It is an amenable number.

22201254521141 is a deficient number, since it is larger than the sum of its proper divisors (765560500759).

22201254521141 is an equidigital number, since it uses as much as digits as its factorization.

22201254521141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765560500758.

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 22201254521141 its reverse (14112545210222), we get a palindrome (36313799731363).

The spelling of 22201254521141 in words is "twenty-two trillion, two hundred one billion, two hundred fifty-four million, five hundred twenty-one thousand, one hundred forty-one".