10221201022202 has 4 divisors (see below), whose sum is σ = 15331801533306. Its totient is φ = 5110600511100.

The previous prime is 10221201022163. The next prime is 10221201022231. The reversal of 10221201022202 is 20222010212201.

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., 8530085438161 + 1691115584041 = 2920631^2 + 1300429^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555300255549 + ... + 2555300255552.

Almost surely, 2^{10221201022202} is an apocalyptic number.

10221201022202 is a deficient number, since it is larger than the sum of its proper divisors (5110600511104).

10221201022202 is an equidigital number, since it uses as much as digits as its factorization.

10221201022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110600511103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10221201022202 its reverse (20222010212201), we get a palindrome (30443211234403).

The spelling of 10221201022202 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, twenty-two thousand, two hundred two".