210203221202 has 64 divisors (see below), whose sum is σ = 357275318400. Its totient is φ = 92083031040.

The previous prime is 210203221181. The next prime is 210203221223. The reversal of 210203221202 is 202122302012.

It is an interprime number because it is at equal distance from previous prime (210203221181) and next prime (210203221223).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10558874 + ... + 10578762.

It is an arithmetic number, because the mean of its divisors is an integer number (5582426850).

Almost surely, 2^210203221202 is an apocalyptic number.

210203221202 is a deficient number, since it is larger than the sum of its proper divisors (147072097198).

210203221202 is a wasteful number, since it uses less digits than its factorization.

210203221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20171.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 210203221202 its reverse (202122302012), we get a palindrome (412325523214).

The spelling of 210203221202 in words is "two hundred ten billion, two hundred three million, two hundred twenty-one thousand, two hundred two".