23071045221445 has 32 divisors (see below), whose sum is σ = 29848232494080. Its totient is φ = 17018032642560.

The previous prime is 23071045221439. The next prime is 23071045221461. The reversal of 23071045221445 is 54412254017032.

It is not a de Polignac number, because 23071045221445 - 2³ = 23071045221437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23071045221398 and 23071045221407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383407321 + ... + 383467489.

It is an arithmetic number, because the mean of its divisors is an integer number (932757265440).

Almost surely, 2^{23071045221445} is an apocalyptic number.

It is an amenable number.

23071045221445 is a deficient number, since it is larger than the sum of its proper divisors (6777187272635).

23071045221445 is a wasteful number, since it uses less digits than its factorization.

23071045221445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66685.

The product of its (nonzero) digits is 268800, while the sum is 40.

Adding to 23071045221445 its reverse (54412254017032), we get a palindrome (77483299238477).

The spelling of 23071045221445 in words is "twenty-three trillion, seventy-one billion, forty-five million, two hundred twenty-one thousand, four hundred forty-five".