10020222121122 has 48 divisors (see below), whose sum is σ = 22883896676160. Its totient is φ = 3160021800096.

The previous prime is 10020222121099. The next prime is 10020222121153. The reversal of 10020222121122 is 22112122202001.

It is a happy number.

10020222121122 is a `hidden beast` number, since 10 + 0 + 202 + 221 + 211 + 22 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 10020222121095 and 10020222121104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19462513 + ... + 19970724.

It is an arithmetic number, because the mean of its divisors is an integer number (476747847420).

Almost surely, 2^{10020222121122} is an apocalyptic number.

10020222121122 is an abundant number, since it is smaller than the sum of its proper divisors (12863674555038).

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

10020222121122 is a wasteful number, since it uses less digits than its factorization.

10020222121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39434007 (or 39434004 counting only the distinct ones).

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

Adding to 10020222121122 its reverse (22112122202001), we get a palindrome (32132344323123).

The spelling of 10020222121122 in words is "ten trillion, twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-two".