10121202201111 has 8 divisors (see below), whose sum is σ = 13824081055344. Its totient is φ = 6582895740480.

The previous prime is 10121202201059. The next prime is 10121202201217. The reversal of 10121202201111 is 11110220212101.

It is a happy number.

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

It is not a de Polignac number, because 10121202201111 - 2¹³ = 10121202192919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121202201911) 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, 41143098256 + ... + 41143098501.

It is an arithmetic number, because the mean of its divisors is an integer number (1728010131918).

Almost surely, 2^{10121202201111} is an apocalyptic number.

10121202201111 is a deficient number, since it is larger than the sum of its proper divisors (3702878854233).

10121202201111 is an equidigital number, since it uses as much as digits as its factorization.

10121202201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82286196801.

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

Adding to 10121202201111 its reverse (11110220212101), we get a palindrome (21231422413212).

The spelling of 10121202201111 in words is "ten trillion, one hundred twenty-one billion, two hundred two million, two hundred one thousand, one hundred eleven".