1002001110 has 32 divisors (see below), whose sum is σ = 2623421952. Its totient is φ = 242909280.

The previous prime is 1002001087. The next prime is 1002001123. The reversal of 1002001110 is 111002001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1517854 + ... + 1518513.

It is an arithmetic number, because the mean of its divisors is an integer number (81981936).

Almost surely, 2^1002001110 is an apocalyptic number.

1002001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002001110 is an abundant number, since it is smaller than the sum of its proper divisors (1621420842).

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

1002001110 is a wasteful number, since it uses less digits than its factorization.

1002001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036388.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1002001110 is about 31654.4011158006. The cubic root of 1002001110 is about 1000.6665922227. Note that the first 3 decimals are identical.

Adding to 1002001110 its reverse (111002001), we get a palindrome (1113003111).

The spelling of 1002001110 in words is "one billion, two million, one thousand, one hundred ten".