11021213301 has 32 divisors (see below), whose sum is σ = 17601116160. Its totient is φ = 5997651264.

The previous prime is 11021213243. The next prime is 11021213303. The reversal of 11021213301 is 10331212011.

It is a happy number.

It is not a de Polignac number, because 11021213301 - 2¹³ = 11021205109 is a prime.

It is a super-2 number, since 2×11021213301² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021213303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60786 + ... + 160428.

It is an arithmetic number, because the mean of its divisors is an integer number (550034880).

Almost surely, 2^11021213301 is an apocalyptic number.

It is an amenable number.

11021213301 is a deficient number, since it is larger than the sum of its proper divisors (6579902859).

11021213301 is a wasteful number, since it uses less digits than its factorization.

11021213301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99905.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11021213301 its reverse (10331212011), we get a palindrome (21352425312).

The spelling of 11021213301 in words is "eleven billion, twenty-one million, two hundred thirteen thousand, three hundred one".