1110212001 has 20 divisors (see below), whose sum is σ = 1730574912. Its totient is φ = 707960088.

The previous prime is 1110211997. The next prime is 1110212003. The reversal of 1110212001 is 1002120111.

It is a happy number.

It is not a de Polignac number, because 1110212001 - 2² = 1110211997 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1110212003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 296101 + ... + 299826.

Almost surely, 2^1110212001 is an apocalyptic number.

It is an amenable number.

1110212001 is a deficient number, since it is larger than the sum of its proper divisors (620362911).

1110212001 is an equidigital number, since it uses as much as digits as its factorization.

1110212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595962 (or 595953 counting only the distinct ones).

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

The square root of 1110212001 is about 33319.8439522156. The cubic root of 1110212001 is about 1035.4647188445.

Adding to 1110212001 its reverse (1002120111), we get a palindrome (2112332112).

The spelling of 1110212001 in words is "one billion, one hundred ten million, two hundred twelve thousand, one".