10110000998821 has 2 divisors, whose sum is σ = 10110000998822. Its totient is φ = 10110000998820.

The previous prime is 10110000998803. The next prime is 10110000998863. The reversal of 10110000998821 is 12889900001101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5282247242596 + 4827753756225 = 2298314^2 + 2197215^2 .

It is a cyclic number.

It is not a de Polignac number, because 10110000998821 - 2²³ = 10109992610213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10110000498821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055000499410 + 5055000499411.

It is an arithmetic number, because the mean of its divisors is an integer number (5055000499411).

Almost surely, 2^{10110000998821} is an apocalyptic number.

It is an amenable number.

10110000998821 is a deficient number, since it is larger than the sum of its proper divisors (1).

10110000998821 is an equidigital number, since it uses as much as digits as its factorization.

10110000998821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 40.

Adding to 10110000998821 its reverse (12889900001101), we get a palindrome (22999900999922).

The spelling of 10110000998821 in words is "ten trillion, one hundred ten billion, nine hundred ninety-eight thousand, eight hundred twenty-one".