10202112101111 has 8 divisors (see below), whose sum is σ = 11659853554080. Its totient is φ = 8744444864928.

The previous prime is 10202112101107. The next prime is 10202112101113. The reversal of 10202112101111 is 11110121120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10202112101111 - 2² = 10202112101107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10202112101113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18259316 + ... + 18809753.

It is an arithmetic number, because the mean of its divisors is an integer number (1457481694260).

Almost surely, 2^{10202112101111} is an apocalyptic number.

10202112101111 is a deficient number, since it is larger than the sum of its proper divisors (1457741452969).

10202112101111 is an equidigital number, since it uses as much as digits as its factorization.

10202112101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37108393.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10202112101111 its reverse (11110121120201), we get a palindrome (21312233221312).

The spelling of 10202112101111 in words is "ten trillion, two hundred two billion, one hundred twelve million, one hundred one thousand, one hundred eleven".