11221220010101 has 8 divisors (see below), whose sum is σ = 11358222595200. Its totient is φ = 11084460124320.

The previous prime is 11221220010053. The next prime is 11221220010113. The reversal of 11221220010101 is 10101002212211.

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

It is a cyclic number.

It is not a de Polignac number, because 11221220010101 - 2⁶ = 11221220010037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221220010181) 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, 60581795 + ... + 60766736.

It is an arithmetic number, because the mean of its divisors is an integer number (1419777824400).

Almost surely, 2^{11221220010101} is an apocalyptic number.

It is an amenable number.

11221220010101 is a deficient number, since it is larger than the sum of its proper divisors (137002585099).

11221220010101 is a wasteful number, since it uses less digits than its factorization.

11221220010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121349659.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11221220010101 its reverse (10101002212211), we get a palindrome (21322222222312).

The spelling of 11221220010101 in words is "eleven trillion, two hundred twenty-one billion, two hundred twenty million, ten thousand, one hundred one".