10202011002 has 24 divisors (see below), whose sum is σ = 22466726100. Its totient is φ = 3344921280.

The previous prime is 10202010991. The next prime is 10202011021. The reversal of 10202011002 is 20011020201.

It can be written as a sum of positive squares in 2 ways, for example, as 9960239601 + 241771401 = 99801^2 + 15549^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4644627 + ... + 4646822.

Almost surely, 2^10202011002 is an apocalyptic number.

10202011002 is an abundant number, since it is smaller than the sum of its proper divisors (12264715098).

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

10202011002 is a wasteful number, since it uses less digits than its factorization.

10202011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9291518 (or 9291515 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 10202011002 its reverse (20011020201), we get a palindrome (30213031203).

The spelling of 10202011002 in words is "ten billion, two hundred two million, eleven thousand, two".