1012120292 has 12 divisors (see below), whose sum is σ = 1771534380. Its totient is φ = 505967616.

The previous prime is 1012120289. The next prime is 1012120309. The reversal of 1012120292 is 2920212101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 301577956 + 710542336 = 17366^2 + 26656^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5384 + ... + 45312.

It is an arithmetic number, because the mean of its divisors is an integer number (147627865).

Almost surely, 2^1012120292 is an apocalyptic number.

It is an amenable number.

1012120292 is a deficient number, since it is larger than the sum of its proper divisors (759414088).

1012120292 is a wasteful number, since it uses less digits than its factorization.

1012120292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46270 (or 46268 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 1012120292 is about 31813.8380583041. The cubic root of 1012120292 is about 1004.0238839733.

Adding to 1012120292 its reverse (2920212101), we get a palindrome (3932332393).

The spelling of 1012120292 in words is "one billion, twelve million, one hundred twenty thousand, two hundred ninety-two".