1021227202 has 8 divisors (see below), whose sum is σ = 1532804796. Its totient is φ = 510292272.

The previous prime is 1021227197. The next prime is 1021227223. The reversal of 1021227202 is 2027221201.

It can be written as a sum of positive squares in 2 ways, for example, as 1020738601 + 488601 = 31949^2 + 699^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1021227202.

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, 156673 + ... + 163060.

Almost surely, 2^1021227202 is an apocalyptic number.

1021227202 is a deficient number, since it is larger than the sum of its proper divisors (511577594).

1021227202 is a wasteful number, since it uses less digits than its factorization.

1021227202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321332.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 1021227202 is about 31956.6456625222. The cubic root of 1021227202 is about 1007.0262501839.

Adding to 1021227202 its reverse (2027221201), we get a palindrome (3048448403).

The spelling of 1021227202 in words is "one billion, twenty-one million, two hundred twenty-seven thousand, two hundred two".