100020222210061 has 2 divisors, whose sum is σ = 100020222210062. Its totient is φ = 100020222210060.

The previous prime is 100020222210047. The next prime is 100020222210089. The reversal of 100020222210061 is 160012222020001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89248737594025 + 10771484616036 = 9447155^2 + 3281994^2 .

It is a cyclic number.

It is not a de Polignac number, because 100020222210061 - 2⁹ = 100020222209549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100020222210091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010111105030 + 50010111105031.

It is an arithmetic number, because the mean of its divisors is an integer number (50010111105031).

Almost surely, 2^{100020222210061} is an apocalyptic number.

It is an amenable number.

100020222210061 is a deficient number, since it is larger than the sum of its proper divisors (1).

100020222210061 is an equidigital number, since it uses as much as digits as its factorization.

100020222210061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 100020222210061 its reverse (160012222020001), we get a palindrome (260032444230062).

The spelling of 100020222210061 in words is "one hundred trillion, twenty billion, two hundred twenty-two million, two hundred ten thousand, sixty-one".