10222021121020 has 24 divisors (see below), whose sum is σ = 22728964611024. Its totient is φ = 3848290304256.

The previous prime is 10222021121009. The next prime is 10222021121029. The reversal of 10222021121020 is 2012112022201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10222021120985 and 10222021121003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222021121029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15032383662 + ... + 15032384341.

It is an arithmetic number, because the mean of its divisors is an integer number (947040192126).

Almost surely, 2^{10222021121020} is an apocalyptic number.

10222021121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222021121020 is an abundant number, since it is smaller than the sum of its proper divisors (12506943490004).

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

10222021121020 is a wasteful number, since it uses less digits than its factorization.

10222021121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30064768029 (or 30064768027 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222021121020 its reverse (2012112022201), we get a palindrome (12234133143221).

The spelling of 10222021121020 in words is "ten trillion, two hundred twenty-two billion, twenty-one million, one hundred twenty-one thousand, twenty".