22020010002021 has 8 divisors (see below), whose sum is σ = 30307110540544. Its totient is φ = 14206458065760.

The previous prime is 22020010002019. The next prime is 22020010002041. The reversal of 22020010002021 is 12020001002022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22020010002021 - 2¹ = 22020010002019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22020010001988 and 22020010002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22020010002041) 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, 118387150456 + ... + 118387150641.

It is an arithmetic number, because the mean of its divisors is an integer number (3788388817568).

Almost surely, 2^{22020010002021} is an apocalyptic number.

It is an amenable number.

22020010002021 is a deficient number, since it is larger than the sum of its proper divisors (8287100538523).

22020010002021 is a wasteful number, since it uses less digits than its factorization.

22020010002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236774301131.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22020010002021 its reverse (12020001002022), we get a palindrome (34040011004043).

The spelling of 22020010002021 in words is "twenty-two trillion, twenty billion, ten million, two thousand, twenty-one".