22012020010 has 8 divisors (see below), whose sum is σ = 39621636036. Its totient is φ = 8804808000.

The previous prime is 22012019999. The next prime is 22012020029. The reversal of 22012020010 is 1002021022.

It can be written as a sum of positive squares in 2 ways, for example, as 21181600521 + 830419489 = 145539^2 + 28817^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2201202001 = 22012020010 / (2 + 2 + 0 + 1 + 2 + 0 + 2 + 0 + 0 + 1 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100600991 + ... + 1100601010.

Almost surely, 2^22012020010 is an apocalyptic number.

22012020010 is a deficient number, since it is larger than the sum of its proper divisors (17609616026).

22012020010 is a wasteful number, since it uses less digits than its factorization.

22012020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201202008.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22012020010 its reverse (1002021022), we get a palindrome (23014041032).

The spelling of 22012020010 in words is "twenty-two billion, twelve million, twenty thousand, ten".