127563323100 has 36 divisors (see below), whose sum is σ = 369083215704. Its totient is φ = 34016886080.

The previous prime is 127563323053. The next prime is 127563323101. The reversal of 127563323100 is 1323365721.

It is a super-2 number, since 2×127563323100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127563323101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212605239 + ... + 212605838.

Almost surely, 2^127563323100 is an apocalyptic number.

127563323100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127563323100 is an abundant number, since it is smaller than the sum of its proper divisors (241519892604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127563323100 is a wasteful number, since it uses less digits than its factorization.

127563323100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425211094 (or 425211087 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 33.

Adding to 127563323100 its reverse (1323365721), we get a palindrome (128886688821).

The spelling of 127563323100 in words is "one hundred twenty-seven billion, five hundred sixty-three million, three hundred twenty-three thousand, one hundred".