10021210021122 has 32 divisors (see below), whose sum is σ = 20292373741248. Its totient is φ = 3298778036736.

The previous prime is 10021210021079. The next prime is 10021210021127. The reversal of 10021210021122 is 22112001212001.

10021210021122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10021210021122² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10021210021127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3012823 + ... + 5396250.

It is an arithmetic number, because the mean of its divisors is an integer number (634136679414).

Almost surely, 2^{10021210021122} is an apocalyptic number.

10021210021122 is an abundant number, since it is smaller than the sum of its proper divisors (10271163720126).

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

10021210021122 is a wasteful number, since it uses less digits than its factorization.

10021210021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8411554.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10021210021122 its reverse (22112001212001), we get a palindrome (32133211233123).

The spelling of 10021210021122 in words is "ten trillion, twenty-one billion, two hundred ten million, twenty-one thousand, one hundred twenty-two".