22002420001 has 2 divisors, whose sum is σ = 22002420002. Its totient is φ = 22002420000.

The previous prime is 22002419981. The next prime is 22002420023. The reversal of 22002420001 is 10002420022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21221496976 + 780923025 = 145676^2 + 27945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002420001 is a prime.

It is not a weakly prime, because it can be changed into another prime (22002490001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001210000 + 11001210001.

It is an arithmetic number, because the mean of its divisors is an integer number (11001210001).

Almost surely, 2^22002420001 is an apocalyptic number.

It is an amenable number.

22002420001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002420001 is an equidigital number, since it uses as much as digits as its factorization.

22002420001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22002420001 its reverse (10002420022), we get a palindrome (32004840023).

The spelling of 22002420001 in words is "twenty-two billion, two million, four hundred twenty thousand, one".