210220221121202 has 8 divisors (see below), whose sum is σ = 318873369116700. Its totient is φ = 103929098082304.

The previous prime is 210220221121117. The next prime is 210220221121223. The reversal of 210220221121202 is 202121122022012.

It can be written as a sum of positive squares in 2 ways, for example, as 206497216140121 + 3723004981081 = 14370011^2 + 1929509^2 .

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, 590506238927 + ... + 590506239282.

Almost surely, 2^{210220221121202} is an apocalyptic number.

210220221121202 is a deficient number, since it is larger than the sum of its proper divisors (108653147995498).

210220221121202 is a wasteful number, since it uses less digits than its factorization.

210220221121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181012478300.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 210220221121202 its reverse (202121122022012), we get a palindrome (412341343143214).

The spelling of 210220221121202 in words is "two hundred ten trillion, two hundred twenty billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred two".