11021021101210 has 32 divisors (see below), whose sum is σ = 20014292840832. Its totient is φ = 4369328059200.

The previous prime is 11021021101199. The next prime is 11021021101217. The reversal of 11021021101210 is 1210112012011.

It is a happy number.

It is a super-2 number, since 2×11021021101210² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11021021101217) 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, 7568869 + ... + 8906728.

It is an arithmetic number, because the mean of its divisors is an integer number (625446651276).

Almost surely, 2^{11021021101210} is an apocalyptic number.

11021021101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021021101210 is a deficient number, since it is larger than the sum of its proper divisors (8993271739622).

11021021101210 is a wasteful number, since it uses less digits than its factorization.

11021021101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16476198.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11021021101210 its reverse (1210112012011), we get a palindrome (12231133113221).

The spelling of 11021021101210 in words is "eleven trillion, twenty-one billion, twenty-one million, one hundred one thousand, two hundred ten".