10101021202 has 4 divisors (see below), whose sum is σ = 15151531806. Its totient is φ = 5050510600.

The previous prime is 10101021181. The next prime is 10101021241. The reversal of 10101021202 is 20212010101.

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., 10051867081 + 49154121 = 100259^2 + 7011^2 .

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, 2525255299 + ... + 2525255302.

Almost surely, 2^10101021202 is an apocalyptic number.

10101021202 is a deficient number, since it is larger than the sum of its proper divisors (5050510604).

10101021202 is an equidigital number, since it uses as much as digits as its factorization.

10101021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050510603.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10101021202 its reverse (20212010101), we get a palindrome (30313031303).

The spelling of 10101021202 in words is "ten billion, one hundred one million, twenty-one thousand, two hundred two".