10222022100020 has 24 divisors (see below), whose sum is σ = 21466572616104. Its totient is φ = 4088746705536.

The previous prime is 10222022099987. The next prime is 10222022100047. The reversal of 10222022100020 is 2000122022201.

It can be written as a sum of positive squares in 4 ways, for example, as 5760278403364 + 4461743696656 = 2400058^2 + 2112284^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10222022099968 and 10222022100004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2522759 + ... + 5177678.

It is an arithmetic number, because the mean of its divisors is an integer number (894440525671).

Almost surely, 2^{10222022100020} is an apocalyptic number.

10222022100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222022100020 is an abundant number, since it is smaller than the sum of its proper divisors (11244550516084).

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

10222022100020 is a wasteful number, since it uses less digits than its factorization.

10222022100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7766819 (or 7766817 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10222022100020 its reverse (2000122022201), we get a palindrome (12222144122221).

The spelling of 10222022100020 in words is "ten trillion, two hundred twenty-two billion, twenty-two million, one hundred thousand, twenty".