22661102345 has 16 divisors (see below), whose sum is σ = 31080578688. Its totient is φ = 15537793920.

The previous prime is 22661102329. The next prime is 22661102351. The reversal of 22661102345 is 54320116622.

It is not a de Polignac number, because 22661102345 - 2⁴ = 22661102329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708182 + ... + 739488.

It is an arithmetic number, because the mean of its divisors is an integer number (1942536168).

Almost surely, 2^22661102345 is an apocalyptic number.

It is an amenable number.

22661102345 is a deficient number, since it is larger than the sum of its proper divisors (8419476343).

22661102345 is a wasteful number, since it uses less digits than its factorization.

22661102345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52000.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 22661102345 its reverse (54320116622), we get a palindrome (76981218967).

The spelling of 22661102345 in words is "twenty-two billion, six hundred sixty-one million, one hundred two thousand, three hundred forty-five".