1012011002 has 16 divisors (see below), whose sum is σ = 1526622120. Its totient is φ = 503144448.

The previous prime is 1012010981. The next prime is 1012011023. The reversal of 1012011002 is 2001102101.

It is an interprime number because it is at equal distance from previous prime (1012010981) and next prime (1012011023).

It can be written as a sum of positive squares in 4 ways, for example, as 814017961 + 197993041 = 28531^2 + 14071^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363038 + ... + 365814.

Almost surely, 2^1012011002 is an apocalyptic number.

1012011002 is a deficient number, since it is larger than the sum of its proper divisors (514611118).

1012011002 is a wasteful number, since it uses less digits than its factorization.

1012011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1012011002 is about 31812.1203631572. The cubic root of 1012011002 is about 1003.9877440925.

Adding to 1012011002 its reverse (2001102101), we get a palindrome (3013113103).

The spelling of 1012011002 in words is "one billion, twelve million, eleven thousand, two".