11021220310 has 8 divisors (see below), whose sum is σ = 19838196576. Its totient is φ = 4408488120.

The previous prime is 11021220283. The next prime is 11021220311. The reversal of 11021220310 is 1302212011.

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

It is a super-2 number, since 2×11021220310² (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 (11021220311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 551061006 + ... + 551061025.

It is an arithmetic number, because the mean of its divisors is an integer number (2479774572).

Almost surely, 2^11021220310 is an apocalyptic number.

11021220310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021220310 is a deficient number, since it is larger than the sum of its proper divisors (8816976266).

11021220310 is a wasteful number, since it uses less digits than its factorization.

11021220310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102122038.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11021220310 its reverse (1302212011), we get a palindrome (12323432321).

The spelling of 11021220310 in words is "eleven billion, twenty-one million, two hundred twenty thousand, three hundred ten".