1011120272 has 10 divisors (see below), whose sum is σ = 1959045558. Its totient is φ = 505560128.

The previous prime is 1011120263. The next prime is 1011120277. The reversal of 1011120272 is 2720211101.

It can be written as a sum of positive squares in only one way, i.e., 984453376 + 26666896 = 31376^2 + 5164^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1011120272.

It is not an unprimeable number, because it can be changed into a prime (1011120277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31597493 + ... + 31597524.

Almost surely, 2^1011120272 is an apocalyptic number.

It is an amenable number.

1011120272 is a deficient number, since it is larger than the sum of its proper divisors (947925286).

1011120272 is an equidigital number, since it uses as much as digits as its factorization.

1011120272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63195025 (or 63195019 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 17.

The square root of 1011120272 is about 31798.1174285523. The cubic root of 1011120272 is about 1003.6931015442.

Adding to 1011120272 its reverse (2720211101), we get a palindrome (3731331373).

The spelling of 1011120272 in words is "one billion, eleven million, one hundred twenty thousand, two hundred seventy-two".