10221122120202 has 80 divisors (see below), whose sum is σ = 26267216450112. Its totient is φ = 2910001360320.

The previous prime is 10221122120179. The next prime is 10221122120243. The reversal of 10221122120202 is 20202122112201.

It is a happy number.

10221122120202 is a `hidden beast` number, since 1 + 0 + 221 + 1 + 221 + 20 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15603699 + ... + 16245542.

Almost surely, 2^{10221122120202} is an apocalyptic number.

10221122120202 is an abundant number, since it is smaller than the sum of its proper divisors (16046094329910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10221122120202 is a wasteful number, since it uses less digits than its factorization.

10221122120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31849545 (or 31849536 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10221122120202 its reverse (20202122112201), we get a palindrome (30423244232403).

The spelling of 10221122120202 in words is "ten trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, two hundred two".