11100010220001 has 6 divisors (see below), whose sum is σ = 16033348095570. Its totient is φ = 7400006813328.

The previous prime is 11100010219943. The next prime is 11100010220003. The reversal of 11100010220001 is 10002201000111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11099292033600 + 718186401 = 3331560^2 + 26799^2 .

It is not a de Polignac number, because 11100010220001 - 2²¹ = 11100008122849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1233334468889 = 11100010220001 / (1 + 1 + 1 + 0 + 0 + 0 + 1 + 0 + 2 + 2 + 0 + 0 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (11100010220003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616667234436 + ... + 616667234453.

It is an arithmetic number, because the mean of its divisors is an integer number (2672224682595).

Almost surely, 2^{11100010220001} is an apocalyptic number.

It is an amenable number.

11100010220001 is a deficient number, since it is larger than the sum of its proper divisors (4933337875569).

11100010220001 is a wasteful number, since it uses less digits than its factorization.

11100010220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233334468895 (or 1233334468892 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11100010220001 its reverse (10002201000111), we get a palindrome (21102211220112).

The spelling of 11100010220001 in words is "eleven trillion, one hundred billion, ten million, two hundred twenty thousand, one".