10210021202 has 4 divisors (see below), whose sum is σ = 15315031806. Its totient is φ = 5105010600.

The previous prime is 10210021181. The next prime is 10210021223. The reversal of 10210021202 is 20212001201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10210021181) and next prime (10210021223).

It can be written as a sum of positive squares in only one way, i.e., 9846394441 + 363626761 = 99229^2 + 19069^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552505299 + ... + 2552505302.

Almost surely, 2^10210021202 is an apocalyptic number.

10210021202 is a deficient number, since it is larger than the sum of its proper divisors (5105010604).

10210021202 is an equidigital number, since it uses as much as digits as its factorization.

10210021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105010603.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10210021202 its reverse (20212001201), we get a palindrome (30422022403).

The spelling of 10210021202 in words is "ten billion, two hundred ten million, twenty-one thousand, two hundred two".