10201212211202 has 4 divisors (see below), whose sum is σ = 15301818316806. Its totient is φ = 5100606105600.

The previous prime is 10201212211199. The next prime is 10201212211219. The reversal of 10201212211202 is 20211221210201.

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., 10156707667681 + 44504543521 = 3186959^2 + 210961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550303052799 + ... + 2550303052802.

Almost surely, 2^{10201212211202} is an apocalyptic number.

10201212211202 is a deficient number, since it is larger than the sum of its proper divisors (5100606105604).

10201212211202 is an equidigital number, since it uses as much as digits as its factorization.

10201212211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100606105603.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10201212211202 its reverse (20211221210201), we get a palindrome (30412433421403).

It can be divided in two parts, 1020121 and 2211202, that added together give a palindrome (3231323).

The spelling of 10201212211202 in words is "ten trillion, two hundred one billion, two hundred twelve million, two hundred eleven thousand, two hundred two".