10102001122111 has 4 divisors (see below), whose sum is σ = 10348391393424. Its totient is φ = 9855610850800.

The previous prime is 10102001122067. The next prime is 10102001122127. The reversal of 10102001122111 is 11122110020101.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10102001122111 is a prime.

It is a super-2 number, since 2×10102001122111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102001122091 and 10102001122100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102001120111) 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, 123195135595 + ... + 123195135676.

It is an arithmetic number, because the mean of its divisors is an integer number (2587097848356).

Almost surely, 2^{10102001122111} is an apocalyptic number.

10102001122111 is a deficient number, since it is larger than the sum of its proper divisors (246390271313).

10102001122111 is an equidigital number, since it uses as much as digits as its factorization.

10102001122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246390271312.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10102001122111 its reverse (11122110020101), we get a palindrome (21224111142212).

The spelling of 10102001122111 in words is "ten trillion, one hundred two billion, one million, one hundred twenty-two thousand, one hundred eleven".