11211022201210 has 32 divisors (see below), whose sum is σ = 21931512760080. Its totient is φ = 4101477700608.

The previous prime is 11211022201201. The next prime is 11211022201231. The reversal of 11211022201210 is 1210222011211.

It can be written as a sum of positive squares in 8 ways, for example, as 7988893090369 + 3222129110841 = 2826463^2 + 1795029^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395575887 + ... + 395604226.

Almost surely, 2^{11211022201210} is an apocalyptic number.

11211022201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211022201210 is a deficient number, since it is larger than the sum of its proper divisors (10720490558870).

11211022201210 is a wasteful number, since it uses less digits than its factorization.

11211022201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791180242.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11211022201210 its reverse (1210222011211), we get a palindrome (12421244212421).

The spelling of 11211022201210 in words is "eleven trillion, two hundred eleven billion, twenty-two million, two hundred one thousand, two hundred ten".