11121010020201 has 16 divisors (see below), whose sum is σ = 14975327341440. Its totient is φ = 7340354611200.

The previous prime is 11121010020199. The next prime is 11121010020209. The reversal of 11121010020201 is 10202001012111.

It is not a de Polignac number, because 11121010020201 - 2¹ = 11121010020199 is a prime.

It is a super-6 number, since 6×11121010020201⁶ (a number of 80 digits) contains 666666 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11121010020209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8669820 + ... + 9869538.

It is an arithmetic number, because the mean of its divisors is an integer number (935957958840).

Almost surely, 2^{11121010020201} is an apocalyptic number.

It is an amenable number.

11121010020201 is a deficient number, since it is larger than the sum of its proper divisors (3854317321239).

11121010020201 is a wasteful number, since it uses less digits than its factorization.

11121010020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230416.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11121010020201 its reverse (10202001012111), we get a palindrome (21323011032312).

The spelling of 11121010020201 in words is "eleven trillion, one hundred twenty-one billion, ten million, twenty thousand, two hundred one".