10021322212020 has 72 divisors (see below), whose sum is σ = 34740583672704. Its totient is φ = 2290587933888.

The previous prime is 10021322212009. The next prime is 10021322212049. The reversal of 10021322212020 is 2021222312001.

10021322212020 is a `hidden beast` number, since 100 + 21 + 322 + 21 + 202 + 0 = 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 = 10021322211984 and 10021322212002.

It is a congruent number.

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, 3976713904 + ... + 3976716423.

Almost surely, 2^{10021322212020} is an apocalyptic number.

10021322212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021322212020 is an abundant number, since it is smaller than the sum of its proper divisors (24719261460684).

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

10021322212020 is a wasteful number, since it uses less digits than its factorization.

10021322212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7953430349 (or 7953430344 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10021322212020 its reverse (2021222312001), we get a palindrome (12042544524021).

The spelling of 10021322212020 in words is "ten trillion, twenty-one billion, three hundred twenty-two million, two hundred twelve thousand, twenty".