10221012202 has 8 divisors (see below), whose sum is σ = 15340888836. Its totient is φ = 5107382592.

The previous prime is 10221012163. The next prime is 10221012257. The reversal of 10221012202 is 20221012201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9838457721 + 382554481 = 99189^2 + 19559^2 .

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

It is a super-3 number, since 3×10221012202³ (a number of 31 digits) contains 333 as substring.

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, 1557663 + ... + 1564210.

Almost surely, 2^10221012202 is an apocalyptic number.

10221012202 is a deficient number, since it is larger than the sum of its proper divisors (5119876634).

10221012202 is a wasteful number, since it uses less digits than its factorization.

10221012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123512.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10221012202 its reverse (20221012201), we get a palindrome (30442024403).

Subtracting 10221012202 from its reverse (20221012201), we obtain a palindrome (9999999999).

The spelling of 10221012202 in words is "ten billion, two hundred twenty-one million, twelve thousand, two hundred two".