1000212112 has 10 divisors (see below), whose sum is σ = 1937910998. Its totient is φ = 500106048.

The previous prime is 1000212107. The next prime is 1000212133. The reversal of 1000212112 is 2112120001.

It can be written as a sum of positive squares in only one way, i.e., 989479936 + 10732176 = 31456^2 + 3276^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31256613 + ... + 31256644.

Almost surely, 2^1000212112 is an apocalyptic number.

It is an amenable number.

1000212112 is a deficient number, since it is larger than the sum of its proper divisors (937698886).

1000212112 is an equidigital number, since it uses as much as digits as its factorization.

1000212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62513265 (or 62513259 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1000212112 is about 31626.1302090534. The cubic root of 1000212112 is about 1000.0706990015.

Adding to 1000212112 its reverse (2112120001), we get a palindrome (3112332113).

The spelling of 1000212112 in words is "one billion, two hundred twelve thousand, one hundred twelve".