10101100202111 has 4 divisors (see below), whose sum is σ = 10540278471792. Its totient is φ = 9661921932432.

The previous prime is 10101100202107. The next prime is 10101100202113. The reversal of 10101100202111 is 11120200110101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10101100202111 - 2² = 10101100202107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101100202092 and 10101100202101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101100202113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219589134806 + ... + 219589134851.

It is an arithmetic number, because the mean of its divisors is an integer number (2635069617948).

Almost surely, 2^{10101100202111} is an apocalyptic number.

10101100202111 is a deficient number, since it is larger than the sum of its proper divisors (439178269681).

10101100202111 is an equidigital number, since it uses as much as digits as its factorization.

10101100202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439178269680.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10101100202111 its reverse (11120200110101), we get a palindrome (21221300312212).

The spelling of 10101100202111 in words is "ten trillion, one hundred one billion, one hundred million, two hundred two thousand, one hundred eleven".