22101644245 has 8 divisors (see below), whose sum is σ = 26524824480. Its totient is φ = 17679414480.

The previous prime is 22101644231. The next prime is 22101644251. The reversal of 22101644245 is 54244610122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-22101644245 is a prime.

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, 185415 + ... + 280324.

It is an arithmetic number, because the mean of its divisors is an integer number (3315603060).

Almost surely, 2^22101644245 is an apocalyptic number.

It is an amenable number.

22101644245 is a deficient number, since it is larger than the sum of its proper divisors (4423180235).

22101644245 is an equidigital number, since it uses as much as digits as its factorization.

22101644245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475235.

The product of its (nonzero) digits is 15360, while the sum is 31.

The spelling of 22101644245 in words is "twenty-two billion, one hundred one million, six hundred forty-four thousand, two hundred forty-five".