1001202011010 has 96 divisors (see below), whose sum is σ = 2612052846000. Its totient is φ = 266072744448.

The previous prime is 1001202010969. The next prime is 1001202011021. The reversal of 1001202011010 is 101102021001.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 578529093321 + 422672917689 = 760611^2 + 650133^2 .

It is a super-2 number, since 2×1001202011010² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1001202010983 and 1001202011001.

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 47 ways as a sum of consecutive naturals, for example, 43015656 + ... + 43038924.

Almost surely, 2^{1001202011010} is an apocalyptic number.

1001202011010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001202011010 is an abundant number, since it is smaller than the sum of its proper divisors (1610850834990).

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

1001202011010 is a wasteful number, since it uses less digits than its factorization.

1001202011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24900 (or 24897 counting only the distinct ones).

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

Adding to 1001202011010 its reverse (101102021001), we get a palindrome (1102304032011).

Subtracting from 1001202011010 its reverse (101102021001), we obtain a palindrome (900099990009).

The spelling of 1001202011010 in words is "one trillion, one billion, two hundred two million, eleven thousand, ten".