10201121022111 has 8 divisors (see below), whose sum is σ = 13604571279024. Its totient is φ = 6799209056640.

The previous prime is 10201121022089. The next prime is 10201121022133. The reversal of 10201121022111 is 11122012110201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10201121022089) and next prime (10201121022133).

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

It is not a de Polignac number, because 10201121022111 - 2⁶ = 10201121022047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201121029111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 384557386 + ... + 384583911.

It is an arithmetic number, because the mean of its divisors is an integer number (1700571409878).

Almost surely, 2^{10201121022111} is an apocalyptic number.

10201121022111 is a deficient number, since it is larger than the sum of its proper divisors (3403450256913).

10201121022111 is an equidigital number, since it uses as much as digits as its factorization.

10201121022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769145721.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10201121022111 its reverse (11122012110201), we get a palindrome (21323133132312).

The spelling of 10201121022111 in words is "ten trillion, two hundred one billion, one hundred twenty-one million, twenty-two thousand, one hundred eleven".