1010201122111 has 4 divisors (see below), whose sum is σ = 1012275457552. Its totient is φ = 1008126786672.

The previous prime is 1010201122097. The next prime is 1010201122129. The reversal of 1010201122111 is 1112211020101.

It is a happy number.

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 1010201122111 - 2⁷ = 1010201121983 is a prime.

It is a super-2 number, since 2×1010201122111² (a number of 25 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 = 1010201122091 and 1010201122100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010201129111) 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, 1037166990 + ... + 1037167963.

It is an arithmetic number, because the mean of its divisors is an integer number (253068864388).

Almost surely, 2^{1010201122111} is an apocalyptic number.

1010201122111 is a deficient number, since it is larger than the sum of its proper divisors (2074335441).

1010201122111 is an equidigital number, since it uses as much as digits as its factorization.

1010201122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074335440.

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

Adding to 1010201122111 its reverse (1112211020101), we get a palindrome (2122412142212).

The spelling of 1010201122111 in words is "one trillion, ten billion, two hundred one million, one hundred twenty-two thousand, one hundred eleven".