10001211202 has 8 divisors (see below), whose sum is σ = 15247748412. Its totient is φ = 4918628400.

The previous prime is 10001211191. The next prime is 10001211211. The reversal of 10001211202 is 20211210001.

It can be written as a sum of positive squares in 2 ways, for example, as 9446090481 + 555120721 = 97191^2 + 23561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40988449 + ... + 40988692.

Almost surely, 2^10001211202 is an apocalyptic number.

10001211202 is a deficient number, since it is larger than the sum of its proper divisors (5246537210).

10001211202 is an equidigital number, since it uses as much as digits as its factorization.

10001211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81977204.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10001211202 its reverse (20211210001), we get a palindrome (30212421203).

The spelling of 10001211202 in words is "ten billion, one million, two hundred eleven thousand, two hundred two".