10001212202 has 4 divisors (see below), whose sum is σ = 15001818306. Its totient is φ = 5000606100.

The previous prime is 10001212187. The next prime is 10001212231. The reversal of 10001212202 is 20221210001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9747415441 + 253796761 = 98729^2 + 15931^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500303049 + ... + 2500303052.

Almost surely, 2^10001212202 is an apocalyptic number.

10001212202 is a deficient number, since it is larger than the sum of its proper divisors (5000606104).

10001212202 is an equidigital number, since it uses as much as digits as its factorization.

10001212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000606103.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10001212202 its reverse (20221210001), we get a palindrome (30222422203).

The spelling of 10001212202 in words is "ten billion, one million, two hundred twelve thousand, two hundred two".