10200121201202 has 4 divisors (see below), whose sum is σ = 15300181801806. Its totient is φ = 5100060600600.

The previous prime is 10200121201157. The next prime is 10200121201213. The reversal of 10200121201202 is 20210212100201.

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., 7002644355001 + 3197476846201 = 2646251^2 + 1788149^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550030300299 + ... + 2550030300302.

Almost surely, 2^{10200121201202} is an apocalyptic number.

10200121201202 is a deficient number, since it is larger than the sum of its proper divisors (5100060600604).

10200121201202 is an equidigital number, since it uses as much as digits as its factorization.

10200121201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100060600603.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10200121201202 its reverse (20210212100201), we get a palindrome (30410333301403).

The spelling of 10200121201202 in words is "ten trillion, two hundred billion, one hundred twenty-one million, two hundred one thousand, two hundred two".