127522108220002 has 4 divisors (see below), whose sum is σ = 191283162330006. Its totient is φ = 63761054110000.

The previous prime is 127522108219967. The next prime is 127522108220009. The reversal of 127522108220002 is 200022801225721.

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

It can be written as a sum of positive squares in only one way, i.e., 84048538504401 + 43473569715601 = 9167799^2 + 6593449^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 127522108220002.

It is not an unprimeable number, because it can be changed into a prime (127522108220009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31880527054999 + ... + 31880527055002.

Almost surely, 2^{127522108220002} is an apocalyptic number.

127522108220002 is a deficient number, since it is larger than the sum of its proper divisors (63761054110004).

127522108220002 is an equidigital number, since it uses as much as digits as its factorization.

127522108220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63761054110003.

The product of its (nonzero) digits is 17920, while the sum is 34.

Adding to 127522108220002 its reverse (200022801225721), we get a palindrome (327544909445723).

The spelling of 127522108220002 in words is "one hundred twenty-seven trillion, five hundred twenty-two billion, one hundred eight million, two hundred twenty thousand, two".