10020122212122 has 64 divisors (see below), whose sum is σ = 24291637833600. Its totient is φ = 3036346611840.

The previous prime is 10020122212091. The next prime is 10020122212157. The reversal of 10020122212122 is 22121222102001.

It is a happy number.

10020122212122 is a `hidden beast` number, since 100 + 201 + 222 + 121 + 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 = 10020122212095 and 10020122212104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44316654 + ... + 44542182.

It is an arithmetic number, because the mean of its divisors is an integer number (379556841150).

Almost surely, 2^{10020122212122} is an apocalyptic number.

10020122212122 is an abundant number, since it is smaller than the sum of its proper divisors (14271515621478).

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

10020122212122 is a wasteful number, since it uses less digits than its factorization.

10020122212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300348 (or 300342 counting only the distinct ones).

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

Adding to 10020122212122 its reverse (22121222102001), we get a palindrome (32141344314123).

The spelling of 10020122212122 in words is "ten trillion, twenty billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twenty-two".