11212021022010 has 32 divisors (see below), whose sum is σ = 28078800474240. Its totient is φ = 2859877825728.

The previous prime is 11212021021997. The next prime is 11212021022011. The reversal of 11212021022010 is 1022012021211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (11212021022011) 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, 8124652225 + ... + 8124653604.

It is an arithmetic number, because the mean of its divisors is an integer number (877462514820).

Almost surely, 2^{11212021022010} is an apocalyptic number.

11212021022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212021022010 is an abundant number, since it is smaller than the sum of its proper divisors (16866779452230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11212021022010 is a wasteful number, since it uses less digits than its factorization.

11212021022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16249305862.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11212021022010 its reverse (1022012021211), we get a palindrome (12234033043221).

The spelling of 11212021022010 in words is "eleven trillion, two hundred twelve billion, twenty-one million, twenty-two thousand, ten".