20200000101109 has 2 divisors, whose sum is σ = 20200000101110. Its totient is φ = 20200000101108.

The previous prime is 20200000101053. The next prime is 20200000101161. The reversal of 20200000101109 is 90110100000202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18673547264100 + 1526452837009 = 4321290^2 + 1235497^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200000101109 - 2¹⁷ = 20199999970037 is a prime.

It is a super-2 number, since 2×20200000101109² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20200000101092 and 20200000101101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20200000101199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100000050554 + 10100000050555.

It is an arithmetic number, because the mean of its divisors is an integer number (10100000050555).

Almost surely, 2^{20200000101109} is an apocalyptic number.

It is an amenable number.

20200000101109 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200000101109 is an equidigital number, since it uses as much as digits as its factorization.

20200000101109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

The spelling of 20200000101109 in words is "twenty trillion, two hundred billion, one hundred one thousand, one hundred nine".