11021220202010 has 16 divisors (see below), whose sum is σ = 19843928352072. Its totient is φ = 4407214305600.

The previous prime is 11021220202001. The next prime is 11021220202033. The reversal of 11021220202010 is 1020202212011.

It can be written as a sum of positive squares in 4 ways, for example, as 10213668149689 + 807552052321 = 3195883^2 + 898639^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159185561 + ... + 159254780.

Almost surely, 2^{11021220202010} is an apocalyptic number.

11021220202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11021220202010 is a deficient number, since it is larger than the sum of its proper divisors (8822708150062).

11021220202010 is a wasteful number, since it uses less digits than its factorization.

11021220202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318443809.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11021220202010 its reverse (1020202212011), we get a palindrome (12041422414021).

The spelling of 11021220202010 in words is "eleven trillion, twenty-one billion, two hundred twenty million, two hundred two thousand, ten".