1000211112 has 32 divisors (see below), whose sum is σ = 2778364800. Its totient is φ = 333403632.

The previous prime is 1000211077. The next prime is 1000211119. The reversal of 1000211112 is 2111120001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1000211094 and 1000211103.

It is not an unprimeable number, because it can be changed into a prime (1000211119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2315088 + ... + 2315519.

It is an arithmetic number, because the mean of its divisors is an integer number (86823900).

Almost surely, 2^1000211112 is an apocalyptic number.

1000211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000211112 is an abundant number, since it is smaller than the sum of its proper divisors (1778153688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000211112 is a wasteful number, since it uses less digits than its factorization.

1000211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4630622 (or 4630612 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1000211112 is about 31626.1143993378. The cubic root of 1000211112 is about 1000.0703657152.

Adding to 1000211112 its reverse (2111120001), we get a palindrome (3111331113).

The spelling of 1000211112 in words is "one billion, two hundred eleven thousand, one hundred twelve".