1010002002 has 16 divisors (see below), whose sum is σ = 2054242080. Its totient is φ = 330960992.

The previous prime is 1010002001. The next prime is 1010002031. The reversal of 1010002002 is 2002000101.

It is a happy number.

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

1010002002 is a modest number, since divided by 2002 gives 1010 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1010002001) 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, 1426203 + ... + 1426910.

It is an arithmetic number, because the mean of its divisors is an integer number (128390130).

Almost surely, 2^1010002002 is an apocalyptic number.

1010002002 is an abundant number, since it is smaller than the sum of its proper divisors (1044240078).

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

1010002002 is a wasteful number, since it uses less digits than its factorization.

1010002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853177.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 1010002002 is about 31780.5286614304. The cubic root of 1010002002 is about 1003.3229464628.

Adding to 1010002002 its reverse (2002000101), we get a palindrome (3012002103).

The spelling of 1010002002 in words is "one billion, ten million, two thousand, two".