10000120272 has 40 divisors (see below), whose sum is σ = 25837242144. Its totient is φ = 3332909184.

The previous prime is 10000120271. The next prime is 10000120303. The reversal of 10000120272 is 27202100001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000120271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618078 + ... + 634050.

Almost surely, 2^10000120272 is an apocalyptic number.

10000120272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10000120272 is an abundant number, since it is smaller than the sum of its proper divisors (15837121872).

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

10000120272 is a wasteful number, since it uses less digits than its factorization.

10000120272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29027 (or 29021 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

Adding to 10000120272 its reverse (27202100001), we get a palindrome (37202220273).

The spelling of 10000120272 in words is "ten billion, one hundred twenty thousand, two hundred seventy-two".