1012267112 has 8 divisors (see below), whose sum is σ = 1898000850. Its totient is φ = 506133552.

The previous prime is 1012267097. The next prime is 1012267117. The reversal of 1012267112 is 2117622101.

It can be written as a sum of positive squares in only one way, i.e., 1001469316 + 10797796 = 31646^2 + 3286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1012267117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63266687 + ... + 63266702.

Almost surely, 2^1012267112 is an apocalyptic number.

It is an amenable number.

1012267112 is a deficient number, since it is larger than the sum of its proper divisors (885733738).

1012267112 is a wasteful number, since it uses less digits than its factorization.

1012267112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126533395 (or 126533391 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1012267112 is about 31816.1454610705. The cubic root of 1012267112 is about 1004.0724301328.

Adding to 1012267112 its reverse (2117622101), we get a palindrome (3129889213).

The spelling of 1012267112 in words is "one billion, twelve million, two hundred sixty-seven thousand, one hundred twelve".