1021234112 has 28 divisors (see below), whose sum is σ = 2041108440. Its totient is φ = 506939136.

The previous prime is 1021234103. The next prime is 1021234117. The reversal of 1021234112 is 2114321201.

It is a super-2 number, since 2×1021234112² = 2085838223024857088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021234117) by changing a digit.

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, 48503 + ... + 66294.

It is an arithmetic number, because the mean of its divisors is an integer number (72896730).

Almost surely, 2^1021234112 is an apocalyptic number.

It is an amenable number.

1021234112 is a deficient number, since it is larger than the sum of its proper divisors (1019874328).

1021234112 is a wasteful number, since it uses less digits than its factorization.

1021234112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114948 (or 114938 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1021234112 is about 31956.7537775663. The cubic root of 1021234112 is about 1007.0285214825.

Adding to 1021234112 its reverse (2114321201), we get a palindrome (3135555313).

The spelling of 1021234112 in words is "one billion, twenty-one million, two hundred thirty-four thousand, one hundred twelve".