127220572226 has 64 divisors (see below), whose sum is σ = 216204774912. Its totient is φ = 55641600000.

The previous prime is 127220572201. The next prime is 127220572231. The reversal of 127220572226 is 622275022721.

It is a self number, because there is not a number n which added to its sum of digits gives 127220572226.

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, 24686066 + ... + 24691218.

It is an arithmetic number, because the mean of its divisors is an integer number (3378199608).

Almost surely, 2^127220572226 is an apocalyptic number.

127220572226 is a deficient number, since it is larger than the sum of its proper divisors (88984202686).

127220572226 is a wasteful number, since it uses less digits than its factorization.

127220572226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579.

The product of its (nonzero) digits is 94080, while the sum is 38.

Adding to 127220572226 its reverse (622275022721), we get a palindrome (749495594947).

It can be divided in two parts, 1272205 and 72226, that added together give a palindrome (1344431).

The spelling of 127220572226 in words is "one hundred twenty-seven billion, two hundred twenty million, five hundred seventy-two thousand, two hundred twenty-six".